Question

Determine whether the data set is a population sample.Explain Your reasoning. 1.The age of each State...

Determine whether the data set is a population sample.Explain Your reasoning.
1.The age of each State Governor
2.The speed of every fifth car passing a police trap
3.The annual salary for each employee at a company.
4.The number of pets in each U.S household.

Math   Statistics-And-Probability   
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Answer #1

A population is the set of all possible values of a variable in interest .

And a sample is a subset of a population .

1. The age of all state governor , consists of all possible values of thea variable age of governor .

So it is a population .

2. It consists of the speed of every 5th car passing , and not the speed of all car passing . So it is a sample .

3. Salary of each employee , so it is a population .

4. The number of pets in each household . So, it is a population

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