A study is done to test the claim that Company A retains its workers longer than Company B. Company A samples 16 workers, and their average time with the company is 5.2 years with a standard deviation of 1.1. Company B samples 21 workers, and their average time with the company is 4.6 years with a standard deviation of 0.9. The populations are normally distributed.

Write hypotheisis in a symbolic form

Find the critical value or p-value

Reject the null hypothesis or fail to reject the null hypothesis.

Write Conclusion addressing claim

Please explain clearly. I do not understand.

Thank You.