As part of a study of corporate employees the director of human resources for PNC. Inc. wants to compare the distance traveled to work by employees at their office in downtown Cincinnati with the distance for those in downtown Pittsburgh. A sample of 35 Cincinnati employees showed they travel a mean of 370 miles per month, with a standard deviation of 30 miles per month. A sample of 40 Pittsburgh employees showed they travel a mean of 380 miles per month, with a standard deviation of 26 miles per month. At the .05 significance level, is there a difference n the mean number of miles traveled per month between Cincinnati and Pittsburgh employees? Use the five- step hypothesis-testing procedure© BrainMass Inc. brainmass.com June 3, 2020, 10:24 pm ad1c9bdddf
The solution provides step by step method for the calculation of t test for independent samples . Formula for the calculation and Interpretations of the results are also included.