A company decides to offer a monetary incentive for employees who log a specified number of hours spent exercising in an attempt to improve employee health. The average health score (higher = better) of the 45 employees who logged enough hours was 89. The mean health score for all employees was 85, with a standard deviation of 3.1.

12) What is the alternative hypothesis?

Answer: .reject null hypothesis.

13) Is this one or two-tailed?

Answer:

14) Conduct the z-test. Show your work (use at least two decimal places throughout).

What is the zobt score?

Answer:

15) What is the z critical value (zcv)?

Answer:

16) Write conclusion in APA . Don't forget to include the statistical statement and a decision about the null hypothesis.

Answer: