A study addressed the issue of whether women have the ability to predict the sex of their babies. Among 104 recruited subjects, 53% correctly guessed the sex of the baby. Use a 0.05 significance level to test the claim that women do not have the ability to predict the sex of their babies. Use the sign test for the claim involving nominal data.
Answer to relevant QuestionsAt the age of 9, Emily Rosa tested professional touch therapists to see if they could sense her energy field. She flipped a coin to select either her right hand or her left hand, then she asked the therapists to identify the ...Refer to Data Set 11 in Appendix B for the ages of actresses at the time that they won Oscars in the category of Best Actress. Use a 0.05 significance level to test the claim that the median age of Oscar-winning actresses is ...Use the Wilcoxon signed-ranks test to test the claim that the matched pairs have differences that come from a population with a median equal to zero. Use a 0.05 significance level. Use the sample data given in Exercise 1 and test the claim that arrival delay times for Flight 19 and Flight 21 have the same median. Use a 0.05 significance level. Assume that we have two treatments (A and B) that produce quantitative results, and we have only two observations for treatment A and two observations for treatment B. We cannot use the test statistic given in this section ...
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