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Author Question: The dean of a college of arts and sciences with six departments wants to estimate the student-hours ... (Read 109 times)

HCHenry

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on: Jun 24, 2018
The dean of a college of arts and sciences with six departments wants to estimate the student-hours lost per month due to illness of professors. Describe a sampling plan that would be suitable for estimating the college-wide loss and for comparing departments.

Question 2

A politician wants to estimate the mean age of registered voters in her district. Unfortunately, she does not have a complete list of households. Describe a sampling plan that would be suitable for her purposes.


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xiaomengxian

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Reply #1 on: Jun 24, 2018
Answer to Question 1

The dean can select stratified random samples where the strata are the six departments. Simple random sampling can be conducted in each department.

Answer to Question 2

The politician may use cluster sampling by letting each county in the district represents a cluster.


HCHenry

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Reply 2 on: Jun 24, 2018
Gracias!

irishcancer18

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Reply 3 on: Yesterday
Wow, this really help

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