What Changes from Sample to Sample? Today Jill plans to take a simple random sample of size 50 form a population, and to compute the sample mean. She will then replace the 50 items that she sampled. Tomorrow she will take another simple random sample of of size 50, and compute the sample mean from this new sample. Some of the following quantities will stay the same from one day to the next, and others are liable to change. Select all of those that are liable to change. Group of answer choices ( ) The EV of x-bar ( ) x-bar ( )The standard error of x-bar ( )The sample size ( ) The SD of x-bar ( )The SD of the population ( ) The standard deviation of the sample. ( )The mean of the population
What Changes from Sample to Sample? Today Jill plans to take a simple random sample of size 50 form a population, and to compute the sample mean. She will then replace the 50 items that she sampled. Tomorrow she will take another simple random sample of of size 50, and compute the sample mean from this new sample. Some of the following quantities will stay the same from one day to the next, and others are liable to change. Select all of those that are liable to change. Group of answer choices ( ) The EV of x-bar ( ) x-bar ( )The standard error of x-bar ( )The sample size ( ) The SD of x-bar ( )The SD of the population ( ) The standard deviation of the sample. ( )The mean of the population
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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What Changes from Sample to Sample?
Today Jill plans to take a simple random sample of size 50 form a population, and to compute the sample
Tomorrow she will take another simple random sample of of size 50, and compute the sample mean from this new sample.
Some of the following quantities will stay the same from one day to the next, and others are liable to change. Select all of those that are liable to change.
Group of answer choices
( ) The EV of x-bar
( ) x-bar
( )The standard error of x-bar
( )The sample size
( ) The SD of x-bar
( )The SD of the population
( ) The standard deviation of the sample.
( )The mean of the population
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