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A year ago, the Air Force executed a new test for determining which candidates are most likely to become successful pilots. Now they wish to see if implementing the pilot predictor test was good idea. Scores have been standardized to facilitate comparison.          

Pilot

Predictor Score (Y)

Performance Score (X)

1

5

6

2

7

6

3

8

5

4

9

7

5

9

8

6

4

8

7

8

7

8

5

5

9

9

9

10

10

9

11

5

6

12

7

6

13

8

5

14

9

7

15

9

8

16

4

8

17

8

7

18

5

5

19

9

9

20

10

9

21

5

6

22

7

6

23

8

5

24

9

7

25

9

8

26

4

8

27

8

7

28

5

5

29

9

9

30

10

9

a) Determine the null hypothesis?

b) Find out the value of test statistic?

c) Are the results statistically significant? Why or why not?

d) Illustrate the conclusions can you draw from your findings?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M917911

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