Question

Consider the following competing hypotheses and accompanying sample data drawn independently from normally distributed populations.
H0: µ1 - µ2 = 0
HA: µ1 - µ2 ≠ 0
1 = 57 2 = 63
σ1 = 11.5 σ2 = 15.2
n1 = 20 n2 = 20
a. Using the p -value approach, test whether the population means differ at the 5% significance level.
b. Repeat the hypothesis test using the critical value approach.



$1.99
Sales0
Views46
Comments0
  • CreatedJanuary 28, 2015
  • Files Included
Post your question
5000