ages of a variation than ages of females in the general population, so let o = 18.4 years for the sample size calculation. How many female statistics student ages must be obtained in order to estimate the mean age of all female statistics students? Assume that we want 98% confidence that the sample mean is within one-half year of the population mean. Does it seem reasonable to assume that the ages of female statistics students have less variation than ages of females in the general population? The group of 137 randomly selected adult females have a standard deviation of 18.4 years. Assume that the ages of female statistics students have less The required sample size is. (Round up to the nearest whole number as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 25SGR
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ages of a
variation than ages of females in the general population, so let o = 18.4 years for the sample size calculation. How many female statistics student ages must be
obtained in order to estimate the mean age of all female statistics students? Assume that we want 98% confidence that the sample mean is within one-half year of the
population mean. Does it seem reasonable to assume that the ages of female statistics students have less variation than ages of females in the general population?
The
group
of 137 randomly selected adult females have a standard deviation of 18.4 years. Assume that the ages of female statistics students have less
The required sample size is.
(Round up to the nearest whole number as needed.)
Transcribed Image Text:ages of a variation than ages of females in the general population, so let o = 18.4 years for the sample size calculation. How many female statistics student ages must be obtained in order to estimate the mean age of all female statistics students? Assume that we want 98% confidence that the sample mean is within one-half year of the population mean. Does it seem reasonable to assume that the ages of female statistics students have less variation than ages of females in the general population? The group of 137 randomly selected adult females have a standard deviation of 18.4 years. Assume that the ages of female statistics students have less The required sample size is. (Round up to the nearest whole number as needed.)
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