Question
I would like to estimate the porportion of people who read novles on a regular basis. How many people should I poll to be 98%
I would like to estimate the porportion of people who read novles on a regular basis. How many people should I poll to be 98% confident that I am within 1.5% of the actual proportion ?
a) Assume a study last year showed that 38% read novels regularly
b) Assume nothing is known from before
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Prealgebra
Authors: Marvin L Bittinger, David J Ellenbogen, Barbara L Johnson
7th Edition
032164008X, 9780134347202
