Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p* be 99% confident that your esimate is within 3% of the true population proportion. 53 % . You would like to What is the critical value z* for the corresponding 99% confidence level? z* = (Report answer accurate to 2 decimal places.) The sample should contain at least individuals. (You should use the z* from your previous answer with 2 decimals. You answer should be an integer.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Pp# 7: can you help me solve and understand this practice problem please? A step by step explanation would be appreciated. Thank you!
Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on
previous evidence, you believe the population proportion is approximately p* = 53 % . You would like to
be 99% confident that your esimate is within 3% of the true population proportion.
What is the critical value z* for the corresponding 99% confidence level?
z* =
(Report answer accurate to 2 decimal places.)
The sample should contain at least
individuals. (You should use the z* from your previous
answer with 2 decimals. You answer should be an integer.)
Transcribed Image Text:Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p* = 53 % . You would like to be 99% confident that your esimate is within 3% of the true population proportion. What is the critical value z* for the corresponding 99% confidence level? z* = (Report answer accurate to 2 decimal places.) The sample should contain at least individuals. (You should use the z* from your previous answer with 2 decimals. You answer should be an integer.)
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