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The length of maternity stay in U.S. hospitals is normally distributed, with mean of 3.5 days and a standard deviation of 0.5 days. We randomly survey 62 women who recently bore children in U.S. hospitals. Let Xmaternity stay in U.S. hospital, and Xaverage maternity stay for a sample of size 62 a. (30) Xickone) .) b. (.30) X ~ (pick one) . (.40) Which of the following is more likely? Oan individual stays more than 5 days the average stay...
Problem 3 The length of matermity stay in US. hospitals is normally distributed. with mean of 2.5 days and a standard deviation of 1.2 days. survey 68 women who recently bore children in U.S, hospitals Let X maternity stay in U.S. hospital, and X average maternity stay for a sample of size 68 a (30) X pick one) b. (30) x ~ | (pick one" l ( c (40) Which of the following is more likely? O an individual stays...