Question
What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.1 in the following scenarios?
What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of0.1in the following scenarios? (For each answer, enter a number. Round your answers up the nearest whole number.)
(a)a preliminary estimate forpis0.35
(b)there is no preliminary estimate forp
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Prealgebra
Authors: Elayn Martin Gay
7th edition
321955048, 978-0321955043
