You have given a computer literacy test to a sample of your employees and are interested in how they compare to the population of employees in public organizations. Using the data given below, you have performed a two-tailed t-test to compare the sample mean to ? =35.5. Using an ?lpha level of = 0.05.:

38 41 41 37 35 38 41 39 34 35 38 42 44 37

Your SPSS output is as follows:

What is the mean of your sample?

N Scores 14 Mean Std. Deviation Std. Error Mean 38.50 2.876 .769 t Scores 3.903 Test Value = 35.5 Sig. Mean df (2-tailed) Difference 13 .002 3.000 95% Confidence Interval of the Difference Lower 1.34 Upper 4.66