An article in the Podunk County Times claims that children in the county watch an average of 3 hours of elevision per day. By divine revelation, we know that the standard deviation is 2 hours. A SRS of 100 Pod County children spent an average of 2.5 hours per day watching TV. a) Does this sample indicate that the mean television viewing time differs from 3 hours? Use α = .01.
An article in the Podunk County Times claims that children in the county watch an average of 3 hours of elevision per day. By divine revelation, we know that the standard deviation is 2 hours. A SRS of 100 Pod County children spent an average of 2.5 hours per day watching TV. a) Does this sample indicate that the mean television viewing time differs from 3 hours? Use α = .01.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 3GP
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![An article in the Podunk County Times claims that children in the county watch an average of 3 hours of
television per day. By divine revelation, we know that the standard deviation is 2 hours. A SRS of 100 Podunk
County children spent an average of 2.5 hours per day watching TV.
a) Does this sample indicate that the mean television viewing time differs from 3 hours? Use a
= .01.
=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F98f7a83c-5485-4b59-b870-bc9d699336aa%2F49594b88-14df-4310-bbe8-54d1f103200d%2Ff1tsotd_processed.png&w=3840&q=75)
Transcribed Image Text:An article in the Podunk County Times claims that children in the county watch an average of 3 hours of
television per day. By divine revelation, we know that the standard deviation is 2 hours. A SRS of 100 Podunk
County children spent an average of 2.5 hours per day watching TV.
a) Does this sample indicate that the mean television viewing time differs from 3 hours? Use a
= .01.
=
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