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Homework: Homework 3 Question 65, 5.4.33 Part 1 of 3 Click the icon to view page 1 of the standard normal table. Click the icon to view page 2 of the standard normal table HW Score: 89.89%, 80 of 89 points O Points: 0 of 1 What is the probability of randomly selecting 1 woman with a height less than 66 1 inches? (Round to four decimal places as needed.) Ⓒ The height of women ages 20-29 is normally distributed, with a mean of 64.2 inches. Assume a=2.8 inches. Are you more likely to randomly select 1 woman with a height less than 66.1 inches or are you more likely to select a sample of 15 women with a mean height less than 65.1 inches? Explain Save
Question 31, 5.2.15-1 Assume a member is selected at random from the population represented by the graph. Find the probability that the member selected at random is from the shaded region of the graph. Assume the variable x is normally distributed. points O Points: 0 of 1 Pregnancy Length in a Population of New Mothers 283<x<292 238 #-270 =12 283 292 Pregnancy length in daya) The probability that the member selected at random is from the shaded area of the graph is (Round to four decimal places as needed) Save
Use the normal distribution of SAT critical reading scores for which the mean is 502 and the standard deviation is 116. Assume the variable x is normally distributed (a) What percent of the SAT verbal scores are less than 6257 (b) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 525? Click to view page 1 of the standard normal table Click to view page 2 of the standard normal table (a) Approximately % of the SAT verbal scores are less than 625 (Round to two decimal places as needed.) CAFE