Exam 18: Correlation

For the following questions, you must use the correlation results presented below. A researcher wanted to test for a relationship between an individual's willingness to listen and her or his receiver apprehension. Here are the data from the sample: Willingness to Listen Receiver Apprehension 90.00 20.00 80.00 27.00 30.00 90.00 23.00 100.00 100.00 20.00 45.00 65.00 50.00 50.00 80.00 30.00 56.00 46.00 90.00 10.00 11.00 89.00 23.00 76.00 45.00 67.00 100.00 20.00 30.00 90.00 -In the correlation presented, what is the N?

For the following questions, you must use the correlation results presented below. A researcher wanted to test for a relationship between an individual's willingness to listen and her or his receiver apprehension. Here are the data from the sample: Willingness to Listen Receiver Apprehension 90.00 20.00 80.00 27.00 30.00 90.00 23.00 100.00 100.00 20.00 45.00 65.00 50.00 50.00 80.00 30.00 56.00 46.00 90.00 10.00 11.00 89.00 23.00 76.00 45.00 67.00 100.00 20.00 30.00 90.00 -In the correlation presented, what is the calculated value for the correlation?

For the following questions, you must use the correlation results presented below. A researcher wanted to test for a relationship between an individual's willingness to listen and her or his receiver apprehension. Here are the data from the sample: Willingness to Listen Receiver Apprehension 90.00 20.00 80.00 27.00 30.00 90.00 23.00 100.00 100.00 20.00 45.00 65.00 50.00 50.00 80.00 30.00 56.00 46.00 90.00 10.00 11.00 89.00 23.00 76.00 45.00 67.00 100.00 20.00 30.00 90.00 -In the correlation presented, which of the following statements is correct?

A researcher reports the following in her study, "The relationship between communication apprehension and media consumption was, r (566) = -.12, p = .05." Based on a 95% confidence interval, which of the following statements is TRUE?

Julian is in the process of calculating a correlation. He has 178 participants and finds an r value of .29. Which of the following is the most correct finding for statistical significance?

For the following questions, you must use the correlation results presented below. A researcher wanted to test for a relationship between an individual's willingness to listen and her or his receiver apprehension. Here are the data from the sample: Willingness to Listen Receiver Apprehension 90.00 20.00 80.00 27.00 30.00 90.00 23.00 100.00 100.00 20.00 45.00 65.00 50.00 50.00 80.00 30.00 56.00 46.00 90.00 10.00 11.00 89.00 23.00 76.00 45.00 67.00 100.00 20.00 30.00 90.00 -In the correlation presented, what was the calculated p value for the correlation?

Bill received a correlation of .30. How would we characterize the correlation's practical significance?

For the following questions, you must use the correlation results presented below. A researcher wanted to test for a relationship between an individual's willingness to listen and her or his receiver apprehension. Here are the data from the sample: Willingness to Listen Receiver Apprehension 90.00 20.00 80.00 27.00 30.00 90.00 23.00 100.00 100.00 20.00 45.00 65.00 50.00 50.00 80.00 30.00 56.00 46.00 90.00 10.00 11.00 89.00 23.00 76.00 45.00 67.00 100.00 20.00 30.00 90.00 -In the correlation presented, how would you characterize the practical significance of the correlation?

Explain the different types of relationships (positive, negative, neutral, curvilinear).

What combination of variables do you need to have to calculate a correlation?

Match each of the following terms with the correct statement. -Negative Relationship

Kerry has been running a study examining the relationship between patient satisfaction and communication satisfaction with one's physician and received the following correlation: r (365) = -)76, p < .0005. Which of the following is true about this finding?

When conducting a correlation, scores for both variables being compared must be obtained from each participant.

Match each of the following terms with the correct statement. -Curvilinear Relationship

Explain the purposes of a correlation.

Carlos received a correlation of .60. How would we characterize the correlation's practical significance?

Match each of the following terms with the correct statement. -Neutral Relationship

The correlation is a test of differences.

Explain why correlation does not equal causation.

Match each of the following terms with the correct statement. -Positive Relationship