D

R

D + R

D − R

x Square of Difference

y Square of Difference

Sum of Squares

A01 Mode of Use and Maintenance

1.822

1.811

3.633

0.011

0

0.007

0.082

A02 Technology Investment

1.884

1.859

3.743

0.025

0.001

0.001

0.038

A03 Market Competition

1.721

1.88

3.601

−0.159

0.025

0.013

0.196

A04 Classroom Operation

1.828

1.884

3.712

−0.057

0.003

0

0.057

A05 Education Trends

1.841

1.769

3.611

0.072

0.005

0.011

0.126

A06 Innovative Teaching

1.931

1.95

3.88

−0.019

0

0.028

0.168

A07 Self Study

1.867

1.821

3.687

0.046

0.002

0.001

0.053

A08 Functional Improvement

1.859

1.815

3.674

0.044

0.002

0.002

0.059

A09 Learning Environment

1.867

1.897

3.764

−0.03

0.001

0.002

0.058

A10 Learning Motivation

1.869

1.91

3.778

−0.041

0.002

0.004

0.076

A11 Willingness to Use

1.865

1.834

3.7

0.031

0.001

0

0.034

A12 Learning Outcomes

1.931

1.853

3.784

0.078

0.006

0.005

0.105