Answer Happy

Homework: Homework 3 Question 26, 5.2.8-T Part 2 of 4 HW Score: 87.08%, 77.5 of 89 points Points: 0.25 of 1 (a) Find the probability that a study participant has a height that is less than 66 inches The probability that the study participant selected at random is less than 66 inches tall is 0.0885 (Round to four decimal places as needed.) (b) Find the probability that a study participant has a height that is between 66 and 72 inches The probability that the study participant selected at random is between 66 and 72 inches tall is Ⓒ In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 68.7 inches and a standard deviation of 2.0 inches A study participant is randomly selected Complete parts (a) through (d) below. (Round to four decimal places as needed.) Save
In a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 22.3 and a standard deviation of 6.3. Complete parts (a) through (d) below (a) Find the probability that a randomly selected high school student who took the reading portion of the test has a score that is less than 20. The probability of a student scoring less than 20 is 0.3576 (Round to four decimal places as needed.) (b) Find the probability that a randomly selected high school student who took the reading portion of the test has a score that is between 16.8 and 27.8. The probability of a student scoring between 16.8 and 27.8 is (Round to four decimal places as needed.)