A past STAT 200 student tells you that there is a very strong positive linear association between the STAT 200 final exam score and the WeBWorK Assignment total. What is a plausible value of the correlation coefficient (rr)? A. -0.95 B. 1.1 C. 0.01 D. -1.1 E. 0.56 F. 0.95

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A: There is no pattern in the given scatterplot. Thus,  there is no correlation between the variables.

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Q: Match the correlation coefficients with the scatterplots shown below.

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Q: 3. Which shows the strongest linear correlation? State why. C) A) Y 0 00 B) Y P

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Q: a. What is the value of the correlation coefficient?

A: Here use formula for correlation coefficient  Take x = midterm score y = final scores

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A: The required values can be calculated as:

Q: what does it mean to have a non-linear correlation? Give an example of one.

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