- In A Survey Of A Group Of Men The Heights In The 20 29 Age Group Were Normally Distributed With A Mean Of 69 9 Inches 1 (28.68 KiB) Viewed 55 times
In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.9 inches
-
answerhappygod
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am
In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.9 inches
In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 69.9 inches and a standard deviation of 3.0 inches. A study participant is randomly selected. Complete parts (a) through (d) below. (a) Find the probability that a study participant has a height that is less than 68 inches. The probability that the study participant selected at random is less than 68 inches tall is 0.2643. (Round to four decimal places as needed.) (b) Find the probability that a study participant has a height that is between 68 and 71 inches. The probability that the study participant selected at random is between 68 and 71 inches tall is (Round to four decimal places as needed.)