Question

The following information was obtained from two independent samples selected from two normally distributed populations with unknown but equal standard deviations.
a. Let µ1 be the mean of population 1 and 2 be the mean of population 2. What is the point estimate of µ1 – µ2?
b. Construct a 99% confidence interval for µ1 – µ2.
c. Test at a 2.5% significance level if µ1 is lower than µ2.


$1.99
Sales0
Views19
Comments0
  • CreatedAugust 25, 2015
  • Files Included
Post your question
5000