Question: a. Use the scatter diagram you drew in Exercise 3.19 (p. 133) to estimate r for the sample data on the number of hours studied

a. Use the scatter diagram you drew in Exercise 3.19 (p. 133) to estimate r for the sample data on the number of hours studied and the exam grade.
b. Calculate r.

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a Estimate r to be near 23 or 07 b Data x y x xy y 1 2 5 4 ... View full answer

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