Homework #5-Chapter8&9&4 (20pts for turned in on time) 6. (4pts)For a biology pr
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Homework #5-Chapter8&9&4 (20pts for turned in on time) 6. (4pts)For a biology project, you measured the weight in grams a of a group of mice. The correlation r o.7. If you had measured tail length in centimeters ( nd the tail length in millimeters = 10 millimeters) instead, what would the correlation be? A. 0.7/10 0.07 B. 0.7 C. 0.7 10 7 D. Cannot tell from the information provided. 7. (4pts ) About th e strength of the linear relationship in the scatterplots shown below, which of the following is TRUE? A. B>A>C>D C. A>B>C>D 8. (4pts)About the correlation r, which of the following is NOT true? A. Correlation r is always between -1 and +1. 8. Strong linear relationship in scatter plot will result in a strong correlation. C. Correlation r will not be affected when you change the units of measurements. D. Correlation r is a resistant measure.Explanation / Answer
Homework #5-Chapter8&9&4 (20pts for turned in on time) 6. (4pts)For a biology project, you measured the weight in grams a of a group of mice. The correlation r o.7. If you had measured tail length in centimeters ( nd the tail length in millimeters = 10 millimeters) instead, what would the correlation be? A. 0.7/10 0.07 B. 0.7 C. 0.7 10 7 D. Cannot tell from the information provided. 7. (4pts ) About th e strength of the linear relationship in the scatterplots shown below, which of the following is TRUE? A. B>A>C>D C. A>B>C>D 8. (4pts)About the correlation r, which of the following is NOT true? A. Correlation r is always between -1 and +1. 8. Strong linear relationship in scatter plot will result in a strong correlation. C. Correlation r will not be affected when you change the units of measurements. D. Correlation r is a resistant measure.
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