EC315 Practice Week 5 Quiz

EC315 Practice Week 5 Quiz - Week 5 Practice Quiz A scatter...

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1. A scatter diagram is a chart A. In which the dependent variable is scaled along the vertical axis. B. In which the independent variable is scaled along the horizonta C. That portrays the relationship between two variables. D. All of the above. The correct answer is d. All three of these statements are correct. 2. In correlation analysis A. We consider several independent variabl B. We study the strength of the associatio C. We consider the intercept with the D. None of the above. The correct answer is b. In correlation analysis we study the association between two variables. Response a refers to multiple regression and correlation, and response c to regression analysis. 3. The sample coefficient of correlation A. B. Can range from -1.00 up to 1.00 C. Is also called Pearson's r D. All of the above. The correct answer is d. All of the responses are correct statements. 4.
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This note was uploaded on 11/11/2011 for the course EC 315 taught by Professor Barcus during the Spring '10 term at Park.

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EC315 Practice Week 5 Quiz - Week 5 Practice Quiz A scatter...

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