Assignment:
Please please help me with this question i need it today for my exam
The Philadelphia office of Arthur Andersen, Inc. hired five accounting trainees this year. Their monthly starting salaries were: $2, 536, $2, 173, $2, 448, $2, 121, and $2, 622,
a. Compute the population mean.
b. Compute the population standard deviation.
c. The Pittsburgh office hired 6 trainees. Their mean monthly salary was $2, 550, and the standard deviation was $250. Compare the two groups.