In a survey of 18-year-old males, the mean weight was 160.8 pounds with a standard deviation of 45.7 pounds. Assume the distribution can be approximated by a normal distribution. (a) What weight represents the 98th percentile? (b) What weight represents the 48th percentile? (c) What weight represents the third quartile? (a) ☐ pounds (Round to one decimal place as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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In a survey of 18-year-old males, the mean weight was 160.8 pounds with a standard
deviation of 45.7 pounds. Assume the distribution can be approximated by a normal
distribution.
(a) What weight represents the 98th percentile?
(b) What weight represents the 48th percentile?
(c) What weight represents the third quartile?
(a)
pounds
(Round to one decimal place as needed.)
Transcribed Image Text:In a survey of 18-year-old males, the mean weight was 160.8 pounds with a standard deviation of 45.7 pounds. Assume the distribution can be approximated by a normal distribution. (a) What weight represents the 98th percentile? (b) What weight represents the 48th percentile? (c) What weight represents the third quartile? (a) pounds (Round to one decimal place as needed.)
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