Compute descriptive statistics for both Original and Transformed variables.
An educational study uses a simple prepost design to assess the efficacy of a computer tutor for solving inequalities. Twelve pilot students participate. Each student is given a pretest, then participates in six sessions using the tutor, then is given a parallel posttest. The data are as follows:
Subj.

pre

post

1

10

13

2

11

6

3

9

18

4

13

17

5

8

14

6

7

11

7

4

8

8

13

18

9

10

12

10

17

20

11

5

9

12

9

16

13

12

12

14

7

13

Using menu systems, request descriptive statistics (mean, s.d. and variance) for both your original variables ("pre" & "post") and your new transformed variables W0 & W1. Once more, PASTE your commands. SAVE and print out the syntax file and turn it in with your assignment.