Question

The mean number of days employees who are absent per year is no more than 12 days as claimed by the National Labor Board. A sample of 120 employees reveal a mean of 10.8 days with a standard deviation of 2.5 days. Use the 10% level of significance to Test this claim by the Traditional Method and answering the following questions. 15. What is the claim? 16. What is the null hypothesis? 17. What is the alternate hypothesis? 18. What kind of test is this? Two Tail Test, Left Tail Test, or Right Tail Test 19. What is the critical value(s)? Approximate Hundredths 20. What is the test statistic? Approximate Hundredths 21. What is your conclusion?

          The mean number of days employees who are absent per year is no more than 12 days as claimed
by the National Labor Board. A sample of 120 employees reveal a mean of 10.8 days with a
standard deviation of 2.5 days. Use the 10% level of significance to Test this claim by the
Traditional Method and answering the following questions.
15. What is the claim?
16. What is the null hypothesis?
17. What is the alternate hypothesis?
18. What kind of test is this?
Two Tail Test, Left Tail Test, or Right Tail Test
19. What is the critical value(s)? Approximate Hundredths
20. What is the test statistic? Approximate Hundredths
21. What is your conclusion?

The mean number of days employees who are absent per year is no more than 12 days as claimed
by the National Labor Board. A sample of 120 employees reveal a mean of 10.8 days with a
standard deviation of 2.5 days. Use the 10% level of significance to Test this claim by the
Traditional Method and answering the following questions.
15. What is the claim?
16. What is the null hypothesis?
17. What is the alternate hypothesis?
18. What kind of test is this?
Two Tail Test, Left Tail Test, or Right Tail Test
19. What is the critical value(s)? Approximate Hundredths
20. What is the test statistic? Approximate Hundredths
21. What is your conclusion?

Added by Jennifer F.

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