Heights of 10 year old children, regardless of sex, closely follow a normal distribution with mean 55.4 inches and standard deviation 5.6 inches. Round answers to 4 decimal places. a) What is the probability that a randomly chosen 10 year old child is less than 51 inches? Incorrect b) What is the probability that a randomly chosen 10 year old child is more than 61.2 inches? Correct c) What proportion of 10 year old children are between 53 and 57.8 inches tall? Correct
Heights of 10 year old children, regardless of sex, closely follow a normal distribution with mean 55.4 inches and standard deviation 5.6 inches. Round answers to 4 decimal places. a) What is the probability that a randomly chosen 10 year old child is less than 51 inches? Incorrect b) What is the probability that a randomly chosen 10 year old child is more than 61.2 inches? Correct c) What proportion of 10 year old children are between 53 and 57.8 inches tall? Correct
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 2GP
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Heights of 10 year old children, regardless of sex, closely follow a
a) What is the
b) What is the probability that a randomly chosen 10 year old child is more than 61.2 inches? Correct
c) What proportion of 10 year old children are between 53 and 57.8 inches tall? Correct
d) 75% of all 10 year old child are less than Incorrect inches
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