Concept explainers
To find: The survey of tenth student who enters the cafeteria.
Answer to Problem 1LC
The surveys on every tenth students who enter the cafeteria are systematic.
Explanation of Solution
Given information:
There are ten students.
Calculation:
Consider the expression
The survey is done in every tenth student who enters the cafeteria.
So, the survey is conducted into fixed number of student, therefore we use the definition of systematic sampling method;
Systematic Sampling method: In this method select any number
Put the value
Therefore, the surveys on every tenth students who enter the cafeteria are systematic.
Chapter 12 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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