Category

Experimental group

Control group

T value (control minus experimental)

Mean

Standard deviation

Mean

Standard deviation

Much of what I learn in science classes is useful in my daily life today.

2.5

1.31

2.1

0.45

−2.15*

Learning science can help me when I buy food.

1.9

0.4

2.1

0.37

2.74**

Caring for people can involve a scientific choice, such as using pesticides on plants.

2.05

0.39

1.83

0.4

−2.95**

Science helps me make wise decisions.

1.7

0.29

1.5

0.4

−2.68**

The things I do in science have nothing to do with the real world.

1.74

0.25

1.16

0.3

−11.13***

Science helps me make decisions that affect my body.

2.1

0.9

1.9

0.29

−1.57