Quiz: Chapter 9 Quiz Time Remaining oosz 12 Submit This Question: 1 pt 4 5 of 7

Question

Quiz: Chapter 9 Quiz Time Remaining oosz 12 Submit This Question: 1 pt 4 5 of 7 complete) This Quiz: 7 pts possible EQuestion Hep The aocompanying table gives results from astudy of words spokenina dryby men and women Assume that both samples are independent simple random samples from populations having normaldestributions. Use a 0.05 daim that the numbers of words spokenin aday by men vary more than the numbers of words spoken in a dayby women. Be32.1 16,2159 7301.9 What are the null and ahemaive hypotheses? Identify the test statisto Use technology to identify the Pvalue The Pvalue s B (Round to three decimal placas as needed. What is the conclusion for bypotheeis test? Click to select your k Air W E

Explanation / Answer

here null and alternate hypothesis: option D is correct

F=(s1/s2)2 =(8632.1/7301.9)2 =1.40

p value =0.009

option C is correct

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