Use the results from a survey of a simple random sample of 1048 adults. Among the 1048 respondents, 89% rated themselves as above average drivers. We want to test the claim that 4/5 of the adults rate themselves as above average drivers. A. Identify the actual number of respondents who rated themselves as above average drivers
Use the results from a survey of a simple random sample of 1048 adults. Among the 1048 respondents, 89% rated themselves as above average drivers. We want to test the claim that 4/5 of the adults rate themselves as above average drivers. A. Identify the actual number of respondents who rated themselves as above average drivers
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Use the results from a survey of a simple random sample of 1048 adults. Among the 1048 respondents, 89% rated themselves as above average drivers. We want to test the claim that 4/5 of the adults rate themselves as above average drivers.
A. Identify the actual number of respondents who rated themselves as above average drivers
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Transcribed Image Text:Use the results from a survey of a simple random sample of 1048 adults. Among the 1048 respondents, 89% rated themselves as above average dri
a. Identify the actual number of respondents who rated themselves as above average drivers.
933
(Round to the nearest whole number as needed.)
b. Identify the sample proportion and use the symbol that represents it.
(Type an integer or a decimal rounded to two decimal places as needed.)
Solution
by Bartleby ExpertFollow-up Question
Transcribed Image Text:B Identify the sample proportion and use the
symbol that represents it
C. For the hypothesis test, identify the value
used for the population proportion and use
the symbol that represents it.
Solution
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