An insurance company collects data on seat-belt use among drivers in a country. Of 1600 drivers 25-34 years old, 20% sai
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An insurance company collects data on seat-belt use among drivers in a country. Of 1600 drivers 25-34 years old, 20% sai
An insurance company collects data on seat-belt use among drivers in a country. Of 1600 drivers 25-34 years old, 20% said that they buckle up, whereas 433 of 1900 drivers 50-59 years old said that they did. At the 1% significance level, do the data suggest that there is a difference in seat-belt use between drivers 25-34 years old and those 50-59? Let population 1 be drivers of age 25-34 and let population 2 be drivers of age 50-59. Use the two-proportions z- test to conduct the required hypothesis test. What are the hypotheses for this test? O A. Ho: PP2, H: = P2 O c. Ho: P4 = P2, H: P<P2 O E. Ho: P = P2, HP>P2 OB. Ho: P <P2, HE: P1P2 OD. Ho: P1 = P2, H,: P1 P2 OF. Ho: P > P2, H: P1 = P2 AI ZE P Calculate the test statistic, (Round to two decimal places as needed) CE Calculate the P-value P(Round to three decimal places as needed.) Which of the following is the correct conclusion for the hypothesis test? A. At the 1% significance level, do not reject Ho: the data provide sufficient evidence to accept Ha- OB. At the 1% significance level, reject Hoi the data do not provide sufficient evidence to accept Ho OC. At the 1% significance level, reject Ho the data provide sufficient evidence to accept H, Сс OD. At the 1% sionificance level. do not relect He: the data do not provide sufficient evidence to accept H..
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