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A researcher is comparing average home values in four California cities. She assigns one her four research assistants to each of the cities. The fourth assistant notes that his city is composed of 30% low income areas, 50% middl income areas, and 20% high income areas. He therefore randomly selects 15 houses from the low income areas, 25 houses from the middle income areas, and 10 houses from the high income areas. This is an example of what type of sampling?

A researcher is comparing average home values in four California cities. She assigns one her four research assistants to each of the cities. The fourth assistant notes that his city is composed of 30% low income areas, 50% middl income areas, and 20% high income areas. He therefore randomly selects 15 houses from the low income areas, 25 houses from the middle income areas, and 10 houses from the high income areas. This is an example of what type of sampling?

MATLAB: An Introduction with Applications
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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A researcher is comparing average home values in four California cities. She assigns one of her four research assistants to each of the cities. The fourth assistant notes that his city is composed of 30% low income areas, 50% middle income areas, and 20% high income areas. He therefore randomly selects 15 houses from the low income areas, 25 houses from the middle income areas, and 10 houses from the high income areas. This is an example of what type of sampling? O Stratified Sampling Simple Random Sampling Cluster Sampling Convenience Sampling O Systematic Sampling
Transcribed Image Text:A researcher is comparing average home values in four California cities. She assigns one of her four research assistants to each of the cities. The fourth assistant notes that his city is composed of 30% low income areas, 50% middle income areas, and 20% high income areas. He therefore randomly selects 15 houses from the low income areas, 25 houses from the middle income areas, and 10 houses from the high income areas. This is an example of what type of sampling? O Stratified Sampling Simple Random Sampling Cluster Sampling Convenience Sampling O Systematic Sampling
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