Question
a hospital administrator wants to measure average cost per stay at her institution. she is willing to be within $200 of the true values with
a hospital administrator wants to measure average cost per stay at her institution. she is willing to be within $200 of the true values with a probability of 95%. an initial investigation of a random sample of 10 records determined that the standard deviation of cost was $3987. how large a sample will need to be taken to meet the administrators needs?
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Statistics The Art And Science Of Learning From Data
Authors: Alan Agresti, Christine A. Franklin
3rd Edition
9780321849281, 321755944, 321849280, 978-0321755940
