Chapter 4, Problem 1CS

To determine

The answer of the question “Who carried out the survey?”

Answer to Problem 1CS

Solution: The required answer is “The Pew Research Center.”

Explanation of Solution

The provided study is done by “The Pew Research Center.” So, the answer for the question “Who carried out the survey?” will be “The Pew Research Center.”

To determine

The answer of the question “What was the population?”

Answer to Problem 1CS

Solution: The required answer is all American adults with residential telephone.

Explanation of Solution

The population can be defined as a set of all individuals who are eligible as subjects for a particular study. In the provided study, all the American adults who have residential telephone are eligible for the study because the research question is asked to the Americans adults. Therefore, the answer that is given by “The Pew Research Center” for the question “What was the population?” will be all American adults with residential telephone.

To determine

The answer of the question “How was the sample selected?”

Answer to Problem 1CS

Solution: The required answer will be the sample is who completes the survey among 2879 residents.

Explanation of Solution

In the provided study, the sample was collected after calling 2879 residents. Therefore, the required answer that is given by “The Pew Research Center” will be the resident who completes the survey is considered as the sample.

To determine

The answer of the question “How large was the sample?”

Answer to Problem 1CS

Solution: The required answer is 1000 residents.

Explanation of Solution

In the provided study, the research question is asked to 1000 residents. So, the required answer will be 1000 residents.

To determine

The answer of the question “What was the response rate?”

Answer to Problem 1CS

Solution: The required answer will be that the response rate is 42%.

Explanation of Solution

The response rate for any study can be obtained if the number of respondents who answer the research question is known. In the provided study, the nonresponse rate is 58%. So, the response rate is calculated as

$\begin{array}{c}\text{Response Rate}=\left(100-58\right)\%\\ =42\%\end{array}$

To determine

The answer of the question “How were the subjects contacted?”

Answer to Problem 1CS

Solution: The required answer is that the subjects are contacted through telephone.

Explanation of Solution

In the provided study, the subjects of the study are contacted through the telephone interview. Therefore, the required answer for the particular question would be that the subjects are contacted through telephone.

To determine

The answer of the question “What were the exact questions asked?”

Answer to Problem 1CS

Solution: It is not possible to answer the provided question.

Explanation of Solution

As the exact question asked to the respondents is not provided, the question “What were the exact questions asked?” is not possible to answer.