Posted by **Anonymous** on Wednesday, October 6, 2010 at 9:37am.

Assuming that the population variances are equal for Male and Female GPA’s, test the following sample data to see if Male and Female PhD candidate GPA’s (Means) are equal. Conduct a two-tail hypothesis test at á =.01 to determine whether the sample means are different. Do NOT do a confidence interval.

Male GPA’s Female GPA’s

Sample Size 12 13

Sample Mean 2.8 4.95

Sample Standard Dev .25 .8

## Answer this Question

## Related Questions

- statistics - The mean GPA (grade point averagE. of all male students at a ...
- statistics - Consider the test of hypothesis for the equality of two population ...
- Biometrics - If these samples were drawn from a population with mean male weight...
- statistics - 2. A teacher wants to investigate whether there is a difference ...
- statistics - 2. A teacher wants to investigate whether there is a difference ...
- statistics - 2) Two individuals are running for mayor of Tallahassee. You ...
- Sta - It is pretty common across most schools to find the grades at the MBA ...
- math - Q1.A cooperative store is interested in knowing whether there is any ...
- STATISTICS - A teacher wants to investigate whether there is a difference ...
- Statistics - MBA_GPA BS GPA 2.82 3.05 3.49 3.45 3.28 3.5 3.25 3.55 3.26 3.3 2.87...

More Related Questions