Question

1. The data file reaction numbers that are listed below shows reaction distances in centimeters for the dominant hand for a random sample of 40 independently chosen college students. Smaller distances indicate quicker responses. Test the hypothesis that the population mean is not 10 cm using a significance level of 0.05.
2. 1. State the null and alternate hypotheses.
   2. Make a histogram and check normality. You should put a copy of your histogram.
   3. Compute the appropriate t and p-value.
   4. What is your conclusion?

Reaction Numbers

7.5

5.5

8.5

9

7

7

13

4.5

18.5

6

12

10.5

20.5

19

6

8.5

4.5

2

7.5

6

4.5

2.5

2.5

1.5

6

15

9.5

11.5

12

7.5

15

13.5

9.5

12.5

13

11.5

10

9.5

11.5

13.5

Answer 1