What is the confidence interval using a critical value

Assignment Help Basic Statistics

Reference no: EM132227475

QUESTIONS - SELECT ONE ANSWER FOR EACH.

QUESTION 1. What is the confidence interval using a critical value (2.66) for country code 1?

(4.7, 99.1)

4.7, 99.1

99.1, 4.7

(99.1, 4.7)

QUESTION 2. What is the confidence interval using a critical value (2.66) for country code 6?

81.6, 13.2

(13.2, 81.6)

(81.6, 12.3)

13.2, 81.6

QUESTION 3. What is the confidence interval using a critical value (2.66) for country code 5?

40.6, 90

(40.6, 90.0)

90, 40.6

(90.0, 40.6)

QUESTION 4. What is the average moving range for country code 5?

11.6

15.8

12.9

9.3

QUESTION 5. What is the average moving range for country code 1?

17.8

9.3

12.9

9.2

QUESTION 6. What is the average for country code 1?

17.8

51.9

4.7

99.1

QUESTION 7. What is the average for country code 5?

65.3

9.3

40.6

90.0

QUESTION 8. What is the average moving range for country code 7?

13.5

14.7

15.8

6.8

QUESTION 9. What is the average for country code 6?

12.9

81.6

47.4

QUESTION 10. What is the average for country code 14?

56.8

51.9

10.5

14.3

QUESTION 11. What is the average for country code 8?

1.6

45.2

14.3

QUESTION 12. What is the confidence interval using a critical value (2.66) for country code 7?

90.9, 6.8

(90.9, 6.8)

(6.8, 90.9)

6.8, 90.9

QUESTION 13. Choose the best answer: Which of the country codes seems to show the presence of special cause variation?

Country codes: 1, 8 & 14

None

All

5, 6, & 14

QUESTION 14. What is the confidence interval using a critical value (2.66) for country code 17?

65.2

(9.2, 65.1)

(65.2, 9.1)

9.0, 52.6

QUESTION 15. What is the average moving range for country code 8?

40.6

11.6

16.6

15.2

QUESTION 16. What is the average for country code 17?

37.1

56.8

10.5

65.1

QUESTION 17. What is the average moving range for country code 17?

17.1

6.8

10.5

15.0

QUESTION 18. What is the average moving range for country code 14?

22.5

15.8

17.3

14.7

QUESTION 19. What is the confidence interval using a critical value (2.66) for country code 8?

(14.3. 76.0)

14.3, 76.0

(76.0, 14.3)

76.0, 14.3

QUESTION 20. What is the average moving range for country code 6?

12.9

40.6

13.2

4.7

QUESTION 21. What is the confidence interval using a critical value (2.66) for country code 14?

(0, 116.7)

-3.1, 117

(-3.1, 116.7)

116.7, 0

QUESTION 22. What is the average for country code 7?

90.9

6.8

15.8

48.8

Attachment:- Assignment Files.rar

Reference no: EM132227475

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