Statistics help please

timer Asked: Jul 13th, 2015

Question Description

Test the claim about the difference between two population means u1 and u2 at the level of significance.  Assume the samples are random and independent, and the populations are normally distributed.

Claim: μ1 = μ2; α=0.01

Population Statistics: σ1=3.3,σ2=1.6

Sample statistics: x̄=18, n1-28, x̄2=16, n2=29

  1. Determine the standardized test statistic  z=_______

  2. Determine the P value. _________

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