Customized Content Delivery for Graduate Management Education: Application to Business Statistics

Figures & data

Figure 1 E-Learning Success Model

Figure 2 Learning Support System Design Concept

Figure 3 Example Predictive Neural Node

Table 1 Cohort Group Descriptive Statistics

Variable	Mnemonic	Mean	S. Dev.
Entering Age (yrs.)	Age	27.2	3.37
Gender (1= female)	Gender	0.35	−
Undergraduate Business/Econ Degree (1=yes)	UBED	0.47	−
Undergraduate GPA *	UGPAA	3.11	0.44
Business Experience (yrs.)	EXP	3.83	2.69
GMAT Score	GMAT	617	61
Standard Acceptance Process (1=yes)	ACC	0.92	−
College Ranked (1=yes)	Ranked	0.31	−
MBA Program Type (1= standard program)	Type	0.78	−
Fast Track (1 = 15 mos. or less)	Fast	0.21	−
Graduate GPA	GGPA	3.53	0.21

* Adjusted for grade inflation.

Table 2 Correlation Matrix (Pearson)

Variables	1	2	3	4	5
1. Age	−
2. UGPAA	.01	−
3. EXP	.81*	.03	−
4. GMAT	−.06	.14*	−.03	−
5. GGPA	.17*	.36*	.22*	.25*	−

* Significant at 0.05

Table 3 Comparison of GGPA Means for Categorical Factors

Gender		UBED		ACC*		Ranked		Std. Type*		Fast*
M	F	Yes	No	Yes	No	Yes	No	Yes	No	Yes	No
3.53	3.53	3.52	3.54	3.54	3.46	3.55	3.52	3.55	3.47	3.60	3.51

* Significant at 0.05

Figure 4 Plot of UGPAA versus GGPA (r=0.36, p=0.00)

Table 4 Comparison of Classification Analysis of Target Variable (%)

	Neural Net		Logistic
	Classified Marginal	Classified Successful	Classified Marginal	Classified Successful
Actual Marginal	100	0	20	80
Actual Successful	14	86	3	97

Table 5 Analysis of Variable Relative Importance

Variable	NN(IP)	Logistic (Odds Ratio)*
UGPAA	0.43	7.79
ACC	0.24	−
EXP	0.08	1.22
Type	0.03	2.09
GMAT	0.01	1.01

* Statistically significant using Wald test @ 0.05

Table 6 Examples of Business Statistics Internet-Based Content Support

Topic	Content Focus (1^st level)	Example Delivery Mode
Statistics Overview	Role of Statistics in Business	Streaming Video
Descriptive Statistics	Graphical Presentations	Excel Templates
Database Acquisition	Database Design	Expert System
Time Series	Forecasting	Bureau of Labor Statistics
Variable Relationships	Scatter Diagrams/Regression Line	Web-based Simulation

Figure 5 Sample Expert System Case and Consultation (Regression)