You want to obtain a sample to estimate the proportion of a population that possess a particular genetic marker. Based on previous evidence, you believe approximately p* = 18 % of the population have the genetic marker. You would like to be 90% confident that your estimate is within 4% of the true population proportion. How large of a sample size is required? n =

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section: Chapter Questions
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You want to obtain a sample to estimate the
proportion of a population that possess a
particular genetic marker. Based on previous
evidence, you believe approximately p
of the population have the genetic marker. You
would like to be 90% confident that your estimate
is within 4% of the true population proportion.
How large of a sample size is required?
*
= 18 %
n =
Do not round mid-calculation. However, you may
use a critical value accurate to three decimal
places.
Transcribed Image Text:You want to obtain a sample to estimate the proportion of a population that possess a particular genetic marker. Based on previous evidence, you believe approximately p of the population have the genetic marker. You would like to be 90% confident that your estimate is within 4% of the true population proportion. How large of a sample size is required? * = 18 % n = Do not round mid-calculation. However, you may use a critical value accurate to three decimal places.
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