Term^

Science Content Before

Science Content After

Quantitative Content Before

Quantitative Content After

General Knowledge Before

General

Knowledge

After

Winter 2013

2.65

3.88

4.20

5.39

2.64

2.92

Standard dev.:

1.42

0.86

1.92

1.62

0.82

0.73

Change*:

1.23

1.19

0.28

t-test p-value%:

0.000

0.004

0.094

January 2014

0.70

1.77

1.43

1.77

2.21

2.90

Standard dev.:

0.50

0.58

0.95

1.05

0.83

0.75

Change*:

1.07

0.34

0.69

t-test p-value%:

0.000

0.059

0.001

Spring 2014

2.67

3.55

3.21

4.25

3.10

2.76

Standard dev.:

1.21

0.84

2.09

2.50

0.74

0.81

Change*:

0.88

1.04

−0.34

t-test p-value%:

0.011

0.031

0.049