Compute the sample variance and sample standard deviation

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Using the below exhibit formulate a statistical hypothesis appropriate for the consumer group's purpose, and then calculate the mean average miles per gallon. Compute the sample variance and sample standard deviation. Determine the most appropriate statistical test using 0.05 significance level.

purchaser

miles per gallon

Purchaser

miles per gallon

1

30.9

13

27

2

24.5

14

26.7

3

31.2

15

31

4

28.7

16

23.5

5

35.1

17

29.4

6

29

18

26.3

7

28.8

19

27.5

8

23.1

20

28.2

9

31

21

28.4

10

30.2

22

29.1

11

28.4

23

21.9

12

29.3

24

30.9

Reference no: EM13884294

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