An officer was tasked to determine the total number of laboratory rooms in need of repair. By drawing lots, ten buildings were randomly selected and all laboratory rooms in each selected building were inspected. What sampling method was used in selecting the building? (Choices: simple random; stratified random; systematic; cluster) What sampling method was used in selecting the laboratory rooms? (Choices: simple random; stratified random; systematic; cluster)
An officer was tasked to determine the total number of laboratory rooms in need of repair. By drawing lots, ten buildings were randomly selected and all laboratory rooms in each selected building were inspected. What sampling method was used in selecting the building? (Choices: simple random; stratified random; systematic; cluster) What sampling method was used in selecting the laboratory rooms? (Choices: simple random; stratified random; systematic; cluster)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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An officer was tasked to determine the total number of laboratory rooms in need of repair. By drawing lots, ten buildings were randomly selected and all laboratory rooms in each selected building were inspected.
What sampling method was used in selecting the building? (Choices: simple random; stratified random; systematic; cluster)
What sampling method was used in selecting the laboratory rooms? (Choices: simple random; stratified random; systematic; cluster)
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