The accompanying table gives results from a study of the words spoken in a day by men and women, and the original data are in Data Set 17 in Appendix B (based on “Are Women Really More Talkative Than Men?” by Mehl, et al., Science, Vol. 317, No. 5834). Use a 0.01 significance level to test the claim that the mean number of words spoken in a day by men is less than that for women. Men ?1 = 186 ?̅1 = 15,668.5 ?1 = 8632.5 Women ?2 = 210 ?̅2 = 16,215.0 ?2 = 7301.2

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.3: Measures Of Spread
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5) The accompanying table gives results from a study of the words spoken in a day by men and
women, and the original data are in Data Set 17 in Appendix B (based on “Are Women Really
More Talkative Than Men?” by Mehl, et al., Science, Vol. 317, No. 5834). Use a 0.01 significance
level to test the claim that the mean number of words spoken in a day by men is less than that
for women.
Men ?1 = 186 ?̅1 = 15,668.5 ?1 = 8632.5
Women ?2 = 210 ?̅2 = 16,215.0 ?2 = 7301.2

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