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What is the conclusion for hypothesis? test

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Reference no: EM132413733

Problem: Researchers measured skulls from different time periods in an attempt to determine whether interbreeding of cultures occurred. Results are given below. Assume that both samples are independent simple random samples from populations having normal distributions. Use a 0.05 significance level to test the claim that the variation of maximal skull breadths in 4000 B.C. is the same as the variation in A.D. 150.

4000 B.C n:30 x:131.64 mm s:5.11 mm

A.D. 150 n:30 x:136.21 mm s: 5.32 mm

Required:

Question 1: What are the null and alternative? hypotheses?

Question 2: Identify the test statistic.

Use technology to identify the? P-value.

The? P-value is

Question 3: What is the conclusion for this hypothesis? test?

Reference no: EM132413733

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