Question: Please provide formulas & step by step. Thank you. Assignment #3 1. Which of the following statements is NECESSARILY true with regards to a scatterplot

Please provide formulas & step by step. Thank you.

scatterplot of (X, Y) datapoints? a. If all the datapoints lie on

Assignment #3 1. Which of the following statements is NECESSARILY true with regards to a scatterplot of (X, Y) datapoints? a. If all the datapoints lie on a straight line, then CORR(X, Y) = l b. If CORRCPC, Y) > 0, then COV(X, Y) must also be greater than zero. 0. If COV(X, Y)

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