The following are the numbers of minutes it took random samples of 15 men and 12 women to complete a written test given for the renewal of their driver’s licenses:
Use the U test based on Table XI at the 0.05 level of significance to decide whether to accept the null hypothesis µ1 = µ2 or the alternative hypothesis µ1 ≠ µ2, where µ1 and µ2 are the average amounts of time it takes men and women to complete the test.
Answer to relevant QuestionsRework Exercise 16.25 using the normal approximation to the distribution of the test statistic. In exercise The following are the numbers of minutes it took random samples of 15 men and 12 women to complete a written test ...The following is the order in which red, R, and black, B, cards were dealt to a bridge player: B B B R R R R R B B R R R Test for randomness at the 0.05 level of significance. With reference to Exercise 16.38, test at the 0.05 level of significance whether the value obtained for rS is significant. In exercise Rework Exercise 16.46 using the signed- rank test based on Table X. In exercise The following are the numbers of passengers carried on flights 136 and 137 between Chicago and Phoenix on 12 days: Use the sign test at the 0.01 ...The following are the miles per gallon that a test driver got for 10 tankfuls of each of three kinds of gasoline: Use the Kruskal-Wallis test at the 0.05 level of significance to test whether there is a difference in the ...
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