Data on salaries in the public school system are published annually by a teachers' association. The mean annual salary of (public) classroom teachers is $50.6 thousand. Assume a standard deviation of $9.6 thousand Determine the sampling distribution of the sample mean for samples of size 64. The mean of the sample mean is μx=$50,600 The standard deviation of the sample mean is σx=$1,200 b. Determine the sampling distribution of the sample mean for samples of size 256. The mean of the sample mean is μx=$_______________ (Type an integer or a decimal. Do not round.) The standard deviation of the sample mean is σx=$________________
Data on salaries in the public school system are published annually by a teachers' association. The mean annual salary of (public) classroom teachers is $50.6 thousand. Assume a standard deviation of $9.6 thousand Determine the sampling distribution of the sample mean for samples of size 64. The mean of the sample mean is μx=$50,600 The standard deviation of the sample mean is σx=$1,200 b. Determine the sampling distribution of the sample mean for samples of size 256. The mean of the sample mean is μx=$_______________ (Type an integer or a decimal. Do not round.) The standard deviation of the sample mean is σx=$________________
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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Data on salaries in the public school system are published annually by a teachers' association. The
Determine the sampling distribution of the sample mean for samples of size 64.
The mean of the sample mean is μx=$50,600
The standard deviation of the sample mean is σx=$1,200
b. Determine the sampling distribution of the sample mean for samples of size 256.
The mean of the sample mean is μx=$_______________
(Type an integer or a decimal. Do not round.)
(Type an integer or a decimal. Do not round.)
The standard deviation of the sample mean is σx=$________________
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