You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 36%. You would like to be 90% confident that your estimate is within 1% of the true population proportion. How large of a sample size is required? Hint: Textbook E Video 2 [+] n =

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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You want to obtain a sample to estimate a population
proportion.
Based on previous evidence, you believe the population
proportion is approximately 36%. You would like to be 90%
confident that your estimate is within 1% of the true
population proportion.
How large of a sample size is required?
Hint: Textbook 2
Video 2 [+]
n =
Transcribed Image Text:You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 36%. You would like to be 90% confident that your estimate is within 1% of the true population proportion. How large of a sample size is required? Hint: Textbook 2 Video 2 [+] n =
You want to obtain a sample to estimate a population
proportion.
Based on previous evidence, you believe the population
proportion is approximately p = 0.72.
You would like to be 97% confident that your esimate is
within 5% of the true population proportion.
How large of a sample size is required?
Hint: Textbook E
Video E [+1
n =
Transcribed Image Text:You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p = 0.72. You would like to be 97% confident that your esimate is within 5% of the true population proportion. How large of a sample size is required? Hint: Textbook E Video E [+1 n =
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