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Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Random samples of size n were selected from binomial populations with population parameters
given here. Find the mean and the standard deviation of the sampling distribution of
the sample proportion p in each case. (Round your answers to four decimal places.)
(a) n = 900, p = 0.3
mean
standard deviation
(b) п %3
400, р
= 0.1
mean
standard deviation
(c) n =
260, р
0.2
mean
standard deviation
Transcribed Image Text:Random samples of size n were selected from binomial populations with population parameters given here. Find the mean and the standard deviation of the sampling distribution of the sample proportion p in each case. (Round your answers to four decimal places.) (a) n = 900, p = 0.3 mean standard deviation (b) п %3 400, р = 0.1 mean standard deviation (c) n = 260, р 0.2 mean standard deviation
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