Compute the sample size required to carry out a marketing research analysis with a dichotomy question if we want an error no greater than +/-4%, knowing that the population size is larger than 200000 individuals and using a confidence level of 95% with a normal approximation (using the maximum variance p=q=0,5

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 4GP
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Compute the sample size required to carry out a marketing research analysis with a dichotomy question if we want an error no greater than +/-4%, knowing that the population size is larger than 200000 individuals and using a confidence level of 95% with a normal approximation (using the maximum variance p=q=0,5

 

Answer is 625 

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