Concept explainers
To find: The survey of
Answer to Problem 15PPE
The survey of
Explanation of Solution
Given information:
The given is
Calculation:
Consider a pollster randomly selects
The population is divided into number of certain district, then pollster randomly select
Stratified sampling method, In this method, population is divided into the number of groups each with certain characteristics, and random samples are taken from each group.
Therefore, the survey of
Chapter 12 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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