# Give a variable that could be used to stratify

Question # 00612268 Posted By: rey_writer Updated on: 11/03/2017 10:47 AM Due on: 11/03/2017
Subject Mathematics Topic Probability Tutorials:
Question

Probability - Statistics

1. Give a variable that could be used to stratify the population for each of the following studies. List at least four subcategories for each variable.

a. A political party wants to conduct a poll prior to an election for the office of U.S. senator in Minnesota

b. A soft drink company wants to take a sample of soft drink purchases in an effort to estimate market share.

2. The average cost of a one bedroom apartment in a town is \$550 per month. What is the probability of randomly selecting a sample of 50 one-bedroom apartments in this town and getting a sample mean of less than \$530 if the population standard deviation is \$100? Please show all work.

Tutorials for this Question
1. ## Solution: Give a variable that could be used to stratify

Tutorial # 00610808 Posted By: rey_writer Posted on: 11/03/2017 10:48 AM
Puchased By: 2
Tutorial Preview
The solution of Give a variable that could be used to stratify...
Attachments
Give_a_variable_that_could_be_used_to_stratify.zip (8.13 KB)

Great! We have found the solution of this question!