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7. When deciding which measure of correlation to employ with a specific set of data, you should consider: C. both A and B D. neither A nor B A. The type of level of measurement for each variable. B. The kind of association between the variables. 8. Of the following measurement levels, which is at a minimum required for the valid calculation of a Pearson correlation coefficient? A. nominal B. ordinal C. interval D. ratio 9. Which of the following statements is false? A. The range of the correlation coefficient is from -1 to +1.

7. When deciding which measure of correlation to employ with a specific set of data, you should consider: C. both A and B D. neither A nor B A. The type of level of measurement for each variable. B. The kind of association between the variables. 8. Of the following measurement levels, which is at a minimum required for the valid calculation of a Pearson correlation coefficient? A. nominal B. ordinal C. interval D. ratio 9. Which of the following statements is false? A. The range of the correlation coefficient is from -1 to +1.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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7. When deciding which measure of correlation to employ with a specific set of data, you should consider: A. The type of level of measurement for each variable. C. both A and B B. The kind of association between the variables. D. neither A nor B 8. Of the following measurement levels, which is at a minimum required for the valid calculation of a Pearson correlation coefficient? A. nominal C. interval B. ordinal D. ratio 9. Which of the following statements is false? A. The range of the correlation coefficient is from -1 to +1. B. Spearman 's rho is used when one or both variables are at least of ordinal scaling. C. A correlation coefficient of -0.8 represents a higher degree of association between two variables than a correlation coefficient of +0.6. D. Negative correlation implies that low scores on one variable are related to low scores on another variable. 10. The lowest strength of association is reflected by which of the following correlation cofficients? A. 0.95 B. – 0.60 C. -0.33 D. 0.29
Transcribed Image Text:7. When deciding which measure of correlation to employ with a specific set of data, you should consider: A. The type of level of measurement for each variable. C. both A and B B. The kind of association between the variables. D. neither A nor B 8. Of the following measurement levels, which is at a minimum required for the valid calculation of a Pearson correlation coefficient? A. nominal C. interval B. ordinal D. ratio 9. Which of the following statements is false? A. The range of the correlation coefficient is from -1 to +1. B. Spearman 's rho is used when one or both variables are at least of ordinal scaling. C. A correlation coefficient of -0.8 represents a higher degree of association between two variables than a correlation coefficient of +0.6. D. Negative correlation implies that low scores on one variable are related to low scores on another variable. 10. The lowest strength of association is reflected by which of the following correlation cofficients? A. 0.95 B. – 0.60 C. -0.33 D. 0.29
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