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MATH 225N Week 1 Assignment; Sampling Methods - Questions and Answers £15.49   Add to cart
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MATH 225N Week 1 Assignment; Sampling Methods - Questions and Answers
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1. Question: Assume that 80 houses are present in the form of a grid consisting of 10 columns and 8 rows. If a loud speaker is placed just before the first row, which sampling method works the best to select a sample of houses if we want to get an estimate of the average loudness (measured in decib...

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  • January 2, 2021
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  • 2020/2021
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Sampling


Questions
1. Assume that 80 houses are present in the form of a grid consisting of 10 columns
and 8 rows. If a loud speaker is placed just before the first row, which sampling method works
the best to select a sample of houses if we want to get an estimate of the average loudness
(measured in decibels) near all the 80 houses?


Select the correct answer below:


Simple Random Sampling

Stratified Sampling using the rows of the houses as strata

Cluster Sampling using the rows of the houses as clusters

Convenience Sampling



2. Angela is studying the mean blood pressure of all students attending her college. She collects data
from the 38 students in her statistics class. Which type of sampling is used?


Select the correct answer below:


Cluster sampling

Stratified sampling

Systematic sampling

Convenience sampling

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