two means

  1. K

    Testing for two means

    I am doing practice questions for hypothesis testing, for two means, n is large. I know the test stat for two means. H0: Mu1 - Mu2 = 0, Ha: Mu1 - Mu 2 > 0 The data is: Male: X: 6.8, s: 6.6, n: 291 Female: X: 2.4, s: 4.5, n: 519 After doing the problem, the answer I received was...