## Worksheet for Two Populations, sigma unknown

Return to Two populations; sigma unknown

On this page we will see a number of situations with related questions.
In each case, this page will give the answers to those questions.
Your task is to find those same answers by inspecting
the given information and/or by using a calculator or
computer to produce those
desired values.

### Case 1:

### Case 2:

### Case 3:

### Case 4:

### Case 5:

### Case 6:

### Case 7:

### Case 8:

Return to Two populations; sigma unknown

©Roger M. Palay
Saline, MI 48176 October, 2017