Refer to Exercise 13.19. This time, the data (beats per minute) came from female students before and after the scream. Perform a sign test to see whether the pulse rate went up significantly, using a significance level of 0.05 and treating the sample as random.
Answer to relevant QuestionsA random sample of the ages of 14 brides and their grooms showed that in 10 of the pairs the grooms were older, in 1 pair they were the same age, and in 3 pairs the bride was older. Perform a sign test with a significance ...Typically, do men and women sleep different amounts? At a small private college in California, a random sample of students were asked how many hours of sleep they got last night. The figure shows the output for a ...In Exercise 13.24 you compared credit card debts for college men and women using the Mann-Whitney test to compare medians. We'll use the same data again, but this time you will apply a randomization test to determine whether ...Determine whether the population means number of texts sent and the population number received (for all the respondents) is different at the 0.05 level by using a paired t-test. a. Find the log (base 10) of each number: 100, 10,000, 582, 1500 b. The following numbers are in log units. Do the back transformation by finding the antilog (base 10) of each number: 2, 5, 4.5, 3.2
Post your question