Chapter 4.1, Problem 3E

To determine

To identify the population and the sample for the given data.

Answer to Problem 3E

Population: All the local businesses

Sample: 150 businesses selected at random

Explanation of Solution

Population is a large set of data which includes each and every individual of a particular geographical region. For e.g. all the humans living in the United States etc.

While the sample is the subset of the population which the researcher extracts from the population based on certain criteria’s. For e.g., 1000 Males from who earns less than $12,000 per annum to know their living standard.

Now, according to the question,

The population of given data is All the local businesses.

The sample is 150 businesses selected at random.