a. What is the distribution of X? X - N b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.
a. What is the distribution of X? X - N b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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![Question 19
Private nonprofit four-year colleges charge, on average, $26,477 per year in tuition and fees. The standard
deviation is $6,561. Assume the distribution is normal. Let X be the cost for a randomly selected college.
Round all answers to 4 decimal places where possible.
a. What is the distribution of X? X N(
b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 30,709
per year.
c. Find the 71th percentile for this distribution. $
(Round to the nearest dollar.)
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Transcribed Image Text:Question 19
Private nonprofit four-year colleges charge, on average, $26,477 per year in tuition and fees. The standard
deviation is $6,561. Assume the distribution is normal. Let X be the cost for a randomly selected college.
Round all answers to 4 decimal places where possible.
a. What is the distribution of X? X N(
b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 30,709
per year.
c. Find the 71th percentile for this distribution. $
(Round to the nearest dollar.)
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![Question 18
The percent of fat calories that a person in America consumes each day is normally distributed with a mean of
about 38 and a standard deviation of 11. Suppose that one individual is randomly chosen. Let X=percent of fat
calories.
a. What is the distribution of X? X- N(
b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal
places.
c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.
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Jump to Answer](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F45a539d8-0175-49be-87b9-0888edd41698%2F5b22ba37-0759-424a-8252-81e21b01ce70%2F138x18_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question 18
The percent of fat calories that a person in America consumes each day is normally distributed with a mean of
about 38 and a standard deviation of 11. Suppose that one individual is randomly chosen. Let X=percent of fat
calories.
a. What is the distribution of X? X- N(
b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal
places.
c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.
Question Help: E Written Example Message instructor
Submit Question
Jump to Answer
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