Question

Test each of the following hypotheses by using the given information. Assume the populations are normally distributed.
a. H0: σ2 = 20
Ha: σ2 > 20
α = .05, n = 15, s2 = 32

b. H0: σ2 = 8.5
Ha: σ2 ≠ 8.5
α = .10, n = 22, s2 = 17

c. H0: σ2 = 45
Ha: σ2 > 45
α = .01, n = 8, s2 = 4.12

d. H0: σ2 = 20
Ha: σ2 ≠ 20
α = .05, n = 11, s2 = 1.2



$1.99
Sales0
Views45
Comments0
  • CreatedFebruary 19, 2015
  • Files Included
Post your question
5000