The following are Math ACT scores for 10 students. The sample of students took the test two times, and their scores for each test are given below. Can you conclude that the mean score is higher the second time the students take the test? Use ? = 0.05. Note: these are paired samples. First time 28 29 22 25 26 29 27 24 27 24 Second time 34 30 31 26 31 30 31 32 29 33

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The following are Math ACT scores for 10 students. The sample of students took the test two times, and their scores for each test are given below. Can you conclude that the mean score is higher the second time the students take the test? Use ? = 0.05. Note: these are paired samples.

First time

28

29

22

25

26

29

27

24

27

24

Second time

34

30

31

26

31

30

31

32

29

33

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