Use data below to test for difference in population means (alpha = 0.05).

Use data below to test for difference in population means (alpha = 0.05).
Use data below to test for difference in population means (alpha = 0.05).

N Mean Sample Variance

Sample 1 50 7.2 5

Sample 2 50 3.2 5

Order from us and get better grades. We are the service you have been looking for.