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A scatterplot shows a set of data points that are clustered close to a line that slopes down to the right. Which of the following values would be closest to the correlation for these data?
A) 0.80
B) 0.40
C) 0.40
D) 0.80
Statistics and Probability, Statistics
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The random variable X takes on the values 5, 20, 30, and 200 with probabilites 0.60, 0.30, 0.08, and 0.02 respectively. Use the statistical capacity of your calculator to find the expected value of Xrounded to one place ...
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