Concept explainers
In each situation, identify the population and sample. Tell whether each sample is a random, systematic, or stratified sample.
You text all of the people in your cell phone’s contact list and ask them what their favorite website is,
Identify the population and sample.Tell whether each sample is random , systematic or stratified.
Answer to Problem 23P
Random sample
Explanation of Solution
Given:
You text all of the people in your cell phone’s contact list and ask them what their favourite website is .
Calculation:
All the people in your cell phone’s contact list is the population since they are asked what their favourite website is .
The list of favourite websites is the sample , since the population is asked about it and the data is feed for this .
Since you text all of the people in your cell phone’s contact list , choosing any one you want, the sample type is random.
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