วันเสาร์ที่ 9 กุมภาพันธ์ พ.ศ. 2556

A Learning Achievement in the Quantitative analysis in business Using Computer Package for Teaching and Learning


A Learning Achievement in the Quantitative analysis in business
Using Computer Package for Teaching and Learning
Poranee  Laotong
Rajamangala University of Technology Isan, Surin Campus

Abstract

          The objectives of this research are to compare the student’s learning achievement in business quantitative analysis subject, linear programming unit using computer package for teaching and learning. Additionally, to compare the attitude toward business quantitative analysis subject before and after applied computer package for teaching and learning.
There are six research processes including first, choose the instruction unit. Second, design the teaching plan. Third, create and develop research tools. Forth, test the tools’ quality. Fifth, conduct the study and sixth, analyze the data and report the result.
The tools of the research including 1) teaching plan using computer package for teaching and learning and normal teaching plan. 2) The 40 items multiple choices test for evaluate the leaning achievement in business quantitative analysis subject, linear programming unit. The test difficulty index (p) are between 0.2 -0.8, the discrimination power (r) are between 0.20 -0.8, and the reliability is 0.94. 3) the attitude evaluation form to analyze the attitude toward the business quantitative analysis subject in four aspects including content, teacher, learning achievement, and teaching and learning supporting factors totally 30 items. The accuracy of the attitude evaluation form is 0.73. The result of the study shows are describe as follow.   
1) The learning achievement in business quantitative analysis, linear programming unit, of bachelor student who applied the computer package for teaching and learning is higher than the students using normal plan. The significance statistic is .05. 2) The attitude of the student who applied the computer package for teaching and learning is higher than the students using normal plan. The significance statistic is .05.

Keywords: Learning Achievement, quantitative analysis in business, computer package for teaching and learning

Introduction
Instruction is the process of providing knowledge and experience for learners to change their behavior to the expected goal. Therefore, the instructional package is used for increasing the learning effectiveness. The individual difference, readiness and environment were considered. There are different instructional packages used for instructional process and one of these is the computer package for teaching and learning. The instructors put in the content into the instruction package so that the learners can acquire the knowledge by self-learning and adapt the knowledge in their daily life. Due to the development of the computer system, the instructors are able to create various instructional packages to meet the need of the learners and learning environment. The interesting and motivating presentation via computer multimedia learning package made the lessons easy and understandable. The computer learning package is an effective innovation which help learner to understand the content and able to apply Information technology for their learning.
  In undergraduate class, the number of the student are mostly too many in same class and it is found that they have different experience, knowledge acquiring ability and the effectiveness of the learner especially with  the abstract lesson, therefore, the instructor need to use effective teaching tools to help study achieve the learning goal effectively.
  The quantitative analysis in business subject is the professional subject and it is also the vocational choice subject for undergraduate study which contains 3 unit (3-0-6). The objectives of the course are to make students understand the techniques of mathematical models for decision making and theoretical understanding of the various businesses. The students need to understand problems, principle and restriction for decision making in business. Furthermore, the students need to understand how to calculate and use different model to solve problems in business decision making. The students must be able to analysis and evaluation the projects in order to make effective decision for the business. The ability of adapting information technology such as software operating systems is required.
Some part of the course description focuses on the analysis and evaluation of various technologies used in the business to promote the learning of the students to meet the objective of Quantitative analysis in business subject. In linear programming unit, the students needed to calculate the parameters determined by the calculation with graphical method which is simple and easy to understand. However, the limitation of the linear programming including 2 variables mean while the Simplex method can be used more diverse and able to solve more complex linear with more variables and restriction. Because of the difficulty accordingly, the students tend to have low learning achievement and motivation which consistent with the results of the research of Atipong Petsut (2007) who have studied the satisfaction of the undergraduate students, faculty of Business Administration, Prathum Thani University toward quantitative analysis in business subject. The result of the study showed that the students have medium satisfaction toward benefits of the subject to a career, meets the needs of the students, appropriate teaching materials, and the assistance both in and outside the classroom.  The result of the study also pointed out that the students have low satisfaction toward the teacher assessment method. The researchers noted that the instructors should applied information technology in the teaching process for more convenient and fast calculation such as Excel, QM, QSB, MS, etc. Furthermore, the LINDO is an effective choice.
Due to the rational and concept accordingly, the researcher is interested in the learning achievement of quantitative analysis in business subject. The use of the computer package for teaching and learning is compared with the original instruction:  a case study of learning achievement in the quantitative analysis in business subject using computer package for teaching and learning of undergraduate students, faculty of Technology Management, Rajamangala University of Technology Isan, Surin Campus.

Objectives of the Study
1.       To compare the academic achievement of quantitative analysis in business subject, linear program content using computer package for teaching and learning with the original instruction.
2.       To compare the attitudes of the students toward quantitative analysis in business subject before and after using the computer package for teaching and learning.

Research Methodology
1. Research Method
In this study, the researcher has divided the researching method into the following steps.
1.1 Selection of the content unit.
1) Analysis of the curricular of Bachelor of Business Administration, Rajamangala University of Technology Isan.
2) The quantitative analysis in business subject, linear program unit, for undergraduate students was selected from the textbooks and other related books.
3) Regulate the instruction unit. At this stage of the study, the researcher analyzed the curriculum, the documents and texts which are related to the quantitative analysis. Then, the researcher analyzed and conducted the content analysis for linear programming unit.
4) The researcher defined the purpose of the study which consistent with course objective.
     1.2 Design the instruction using computer package for teaching and the original instruction methods. The researcher prepared the teaching materials and documents for teachers and students.
     1.3 Create and develop the research tools.
1) The two teaching plans, the computer package for teaching and the original instruction.
2) The test to evaluate the achievement in Quantitative analysis in business subject.
3) The attitude toward the Quantitative analysis in business subject evaluation.
1.4 Monitoring the tools’ quality.
1.5 Experiment the tools.
1.6 Analyze the data and reporting results.
         2.   The Sample of the Study
     The samples of the study were 50 undergraduates, faculty of Technology Management, Rajamangala University of Technology Isan, Surin campus, who enrolled for Quantitative analysis in business subject in the semester 3/2010. The samples were randomly selected and were divided into two groups, control group and experimental group, 25 students each.
3. Tools of the Study
There are 3 issues of the study’s tools.
              3.1 The teaching plans, the computer package for teaching and the original instruction lesson plans for 4 weeks. The lessons take 3 hours per week, totally 12 hours. . In the 3/2010 semester, experiment was conducted in 2 week, 3 hours each, totally 6 hours.
     3.2 The test to evaluate the achievement in quantitative analysis in business subject, liner programming unit which consist of:
1) The 20 items of 4 choices multiple-choice test which take 60 minutes.
2) The scoring is 1 point for the correct item and 0 for the incorrect item.
3) To determine the quality of the achievement test. The research was conducted to determine the quality of the tools as follows.
3.1) The result of the achievement tests was monitoring by 3 expertise from Management of Technology faculty, Rajamangala University of Technology Isan, Surin campus to examine the consistency between the test and the purpose. Then, the result was determined by the IOC index, if the index corresponds to a value at least 0.5 indicates that the test is consistent with the purpose. The result of the study pointed out that the IOC of the Multiple-choice test are between 0.67 to 1.
3.2) The tests was conducted with 25 students who never learn about linear programming. The results of the study were calculated to fine the difficulty (p) and the discrimination (r) by 50% techniques. Then, the item which have the difficulty (p) of the test between 0.40 to 0.80 and the discrimination (r) ranging from 0.2 up were choose.  The results pointed out that 20 items of multiple-choices question, the difficulty (p) are between 0.2 to. 0.8 and the discrimination (r) ranging from 0.20 to 0.8.
3.3) The selected test was conducted with 25 students who had studied the linear number. In order to fine the reliability, the researcher used Kuder - Richarson 20 or KR - 20 to analyze and found that the reliability is 0.94.
              3.3 The attitude towards the quantitative analysis in business subject test
This research has developed the test evaluate the attitude towards quantitative analysis in business subject from the test of Atipong Petsut (2007) to cover all elements of attitude which consists of fourth elements: content, instructor, learning achievement and learning assistant. The expertise gave the suggestion and opinion and finally 30 items remains.
          1) The attitude towards the Quantitative analysis in business subject test
There are 30 items of the attitude towards the quantitative analysis in business subject test. The students need to take 30 minutes to complete the test. The test covers the behavioral response, the awareness of the importance of the Quantitative analysis in business subject and the participation in this class according to rating scale. The score level as follows. The highest level attitude = 5, The high level attitude = 4, The medium level attitude = 3, The less level attitude = 2, The lowest level attitude = 1
                   2) To create the attitude towards the quantitative analysis in business subject test , the researcher constructed as follows.
2.1) The researcher studied the documents which related to the quantitative analysis in business instruction, including Business Administration course (Revised 2010), the document which related to the problems of  quantitative analysis in business subject and the attitude evaluation test design and creation book (Patara Nickmanon. 1994).
2.2) The researcher develop the items to evaluated the attitude towards
the quantitative analysis in business subject test by Likert's Scale (Luan Saiyot et al. 2000) using a five-level scale.
      2.3) Then, the researcher creates the attitude towards the Quantitative analysis in business subject test.
          3) Monitoring the quality of create the attitude towards the Quantitative analysis in business subject test
              The researcher determined the quality of the attitude towards the Quantitative analysis in business subject test as follows.
              3.1) The 3 expertise examine the appropriateness of the attitude towards the quantitative analysis in business subject test to find the average ()  and standard deviation (S.D.) to fine if the average value from 3.51 or above and a standard deviation less than 1.00, it is regarded as appropriate (Nuansi Chamnangit. 2001, Kanjana Watayu. 2001). The results pointed out that the average value is 4.52 and the standard deviation is .52. The expertise agree that the attitude has construct validity.
              3.2) The researcher fine the reliability of the attitude towards the quantitative analysis in business subject test according to Cronbach’s µ-coefficient by using a statistical software package for social science research. The reliability of the whole attitude test was 0.73.
          4) A collection of data.
              To collect the data, the research was carried out as follows.
              4.1) Divided students into two groups, an experimental group and a control group, 25 people each.
              4.2) Both groups of students did the attitude towards the Quantitative analysis in business subject test before the experiment conducted.
              4.3) The experiment was carried out, both group conducted the self-learning for six hours in the 3 semester of 2010, but following a different approach.
                   1) The experimental group was taught using a LINDO.
                   2) The control group was taught by the original instruction.
              4.4) After the experiment, the researcher had the students did the learning achievement test and the attitude towards the quantitative analysis in business subject test and then record the scores as the post test for the data analysis
              4.5) The achievement test scores of and the attitude scales towards the Quantitative analysis in business subject to analyzed using statistical process for the hypothesis testing and research conclusion.
          5) Data Analysis.
              The researcher analyzed the data as follows.
              5.1) Compare the Learning Achievement in Quantitative analysis in business subject after the experiment between the experimental group and the control group. The samples are independently test (t-test for independent samples) using the statistical software package for social science research.
              5.2) Compare of attitudes towards the Quantitative analysis in business subject by analysis of covariance using the statistical software package for social science research to find the attitude towards the Quantitative analysis in business subject
          6) Statistics used for data analysis.
              The data analysis was conducted as follows.
              6.1) Basic statistics including the Mean and the standard deviation of the evaluation were conducted.
              6.2) The statistic for tools’ quality monitoring.
                   1) Find the IOC index between the test and the purpose of learning (Kasem Sarai. 1997)
                   2) Find the difficulty and the discrimination of the learning achievement tests
                   3) Find the discrimination of the attitudes towards the Quantitative analysis in business subject using T-distribution.
                   4) Find the validity of the learning achievement using the formula KR-20 of Kuder Richardson.
                   5) Find the reliability of the attitudes towards the Quantitative analysis in business subject test using µ-coefficient of Cronbach (Luan Saiyot and Ankana Saiyot. 1995)     
              6.3) Statistic for the hypothesis testing.
                   1) Compare the learning achievement of quantitative analysis in business subject, linear programming unit, after the experiment by t-test in independent groups using the statistical software package for social science research.
                   2) Compare the attitude towards the Quantitative analysis in business subject after the experiment using analysis of covariance (F-test) using the statistical software package for social science research.

Result of the Study
Part 1. The Quantitative analysis in business subject learning achievement of undergraduate students comparing between the group which used computer package teaching program and the group which taught by the original instruction. As shown in Table 1.

Table 1 The comparison of the Quantitative analysis in business subject, linear programming,
  learning achievement after the experiment between the experimental group and
  the control group.
Sample
N
S.D.
t
p
Experimental Group
Control Group
25
25
14.28
11.68
2.66
1.79
5.235
.000*
* p < .05

Table 1 shows that the learning achievement of the experimental group is=  14.28 which is higher than the control group which is = 11.68. The significant difference between two groups is at the .05 which shows that the learning achievement of students who learnt by computer package for teaching and learning is higher than the students who learn by original instruction which taught by regular teachers.

Part 2. The comparison of the attitude towards the Quantitative analysis in business subject of undergraduate students between the group which used computer package teaching program and the group which taught by the original could be summarized in Table 2.

Table 2 Results of the covariance analysis of the attitude toward the Quantitative analysis
            in business subject after the experiment between the experimental group and the
            control group. The scores of the attitude before the experiment of the
            experimental group and the control group were use as the covariate.
Sources of variability
SS
df
MS
F
p
The attitude scores toward quantitative analysis business Between groups
Within group
860.647

54.673
72.993
1

1
23
860.647

54.673
3.174
271.187

17.227
.000*

.000*
Total
933.640
25



* p < .05

Table 2 shows that Attitude scores of the quantitative analysis in business subjects before the experiment and after the experiment is significance at .05. Therefore, to use the attitude score of the experimental and the control group to use as the covariate lead to the more accurate attitude score after the experiment. To consider the different attitude score between groups found that the different teaching method leads to different attitude score, statistically significant at the .05 level as shown in Table 3.

Table 3 Average value based on the attitudes toward the quantitative analysis in business
  subjects of the experimental group and the control group.
Group
Scores before the Experimental
Scores after the Experimental
Average Score
S.D.
S.D.
Experimental Group
Control Group
131.76
121.32
7.25
12.19
133.00
123.24
5.52
11.33
132.38
122.28

          Table 3 shows that the average attitude score toward the quantitative analysis in business subjects before the experiment is =131.76 which is higher than the control group, =121.32. Therefore, to compare the attitude score toward the quantitative analysis in business subjects after the experiment of the experimental group and the control group, the attitude scores before the experiment of both groups were used as the covariate to average the post test score. The resulted showed that the attitude score after the experiment of the experimental group, =133.00, is higher than the control group, =123.24. It is implied that the students who use the computer package for teaching and learning have higher attitude toward the quantitative analysis in business subject.

Conclusion and discussion of the findings
Conclusion
1. The students who learn from the quantitative analysis in business subject using computer package for teaching and learning had higher learning achievement, statistically significant level at .05.
2. The students who learn from the Quantitative analysis in business subject using computer package for teaching and learning have higher attitude scores, statistically significant level at .05.
Discussion
The findings on the learning achievement of quantitative analysis in business subject, linear programming unit shows that could be discuss as follows.
1. The students who learned from the quantitative analysis in business subject using computer package for teaching and learning had higher learning achievement, statistically significant level at .05 which consistent with the hypothesis. It is possible that the computer package program encourages students to learn in group and offer more chances to discuss, exchange idea and do group work. In addition, the students have chances to use the computer package and increase their critical thinking, aim to get higher scores because they can compare their own scores and most of all they can use these knowledge in their daily life which consistent with Aadtanad (2009) who found that the post-test score of learning achievement and the attitude scores of the student who learn Microsoft Power Point via the internet media got higher scores than the original instruction, statistically significant level at .05.    
2. The students who learn from the Quantitative analysis in business subject using computer package for teaching and learning got higher attitude scores, statistically significant level at .05 which consistent with the hypothesis. It is possible that the computer package for teaching and learning offer more chances for student to do the collaborative learning and support one another. The students who understand the lesson better can help other students and lead to group success. The students would feel proud, motivated and active with the lesson and lead to better attitude toward the Quantitative analysis in business subject. The result of the study consistent with the study of Pichet Jamoratanyawat (2003) who found that the student who used learning package got higher learning achievement than the student who taught by original instruction, statistically significant at .05.

Suggestion
The researcher suggests for further research as follows.
1. General suggestion
1.1 The teachers who plan to teach linear programming unit by LINDO package, for the maximum achievement teachers need to learn in advance about the specific vocabulary, instruction, teaching and learning activities using computer technology in order to provide instructional materials and facilities etc.
1.2 The researcher has conducted the study to create the activities of teaching and learning process in order to complete the research work. For those who would like to adapt teaching and learning activities to teach the students should consider the appropriateness of the content, time, course objective and interactive teaching and learning environment in their institutions.
1.3 Some learning and teaching activities need to take time to understand before using the program. In order to understand in a linear programming better, the researcher s can add instruction into LINDO software.
1.4 Teachers should motivate students to exchange their ideas and do group discussion to increase students understanding of the content.
1.5 The teachers should record the problems found during the teaching and learning activities for improving the teaching in the further.
2. Suggestions for further research
2.1 The programs which is related to the linear programming such as study of Microsoft Excel, QM, QSB, MS program should be studied.
2.2 The researchers should conduct the classroom research to find the result of the study while using the program.

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