A mechanical aptitude test was submitted to 2 groups of workers

Statistics Feb 15, 2023

A mechanical aptitude test was submitted to 2 groups of workers. The first group (group A) scored 70 with a standard deviation of 8 while the second group (group B) scored 71.5 with a standard deviation of 10. It is assumed that the results obtained in this test are distributed according to the normal model. One worker is randomly selected from each group. The odds out of 100 that the mechanical aptitude test result will be greater than 64 if the worker is from group A are