Concept explainers
To find: The sample is random, systematic and stratified sample, identify the population and sample.
Answer to Problem 27PPE
The survey of every fifteenth customer of store is systematic and population and sample is identified.
Explanation of Solution
Given information:
The owner of the supporting goods store asks every fifteenth customer which sport he or she most enjoys watching on TV.
Calculation:
Consider the question
The owner of the store asks the people those are the customer of the store.
Therefore, population is all the customer of the store may be he or she.
And he takes the sample of every fifteenth customer.
Therefore, survey is held in fixed number of customer.
Systematic sample: If select any number
For every fifteenth customer
Therefore, the survey of every fifteenth customer of store is systematic.
Chapter 12 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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