Independent random samples taken at two companies provide the following information regarding the anual salaries of the employees.
WhitneyCo. Max Co.
sample size 72 50
Sample mean (in$1000) 48 43
Sample standard deviation 12 10
1.at 95% confidence test to determine whether or not there is significant difference between the average salaries of the employees of the two companies.
2. Compute the P-value.