Two Independent Random Samples of Annual Starting Salaries for Individuals

Short Answer

Two independent random samples of annual starting salaries for individuals with masters and bachelors degrees in business were taken and the results are shown below
Masters Degree
Bachelors Degree
Sample Size 33.0 30
Sample Mean in $1,000) 58.0 54
Sample Standard Deviation in $1,000) 2.4 2
a. What are the degrees of freedom for the t distribution?
b. Provide a 95% confidence interval estimate for the difference between the salaries of the two groups.