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 6.1.

12) Is this a directional (one-tailed) or non-directional (two-tailed) study?

13) Calculate the standard error of the mean.

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

What is the z_obt score?

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

16) Write yur conclusion in APA format . Don't forget to include the statistical statement and whether you accept or reject the null hypothesis.