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The following data consists of test scores and hours of preparation for 5 randomly selected students in a class. For example, the student who spent

The following data consists of test scores and hours of preparation for 5 randomly selected students in a class. For example, the student who spent 6 hours preparing for the test had a score of 73. A. In the space below, draw a scatterplot of the bivariate data set. B, What is the value for r? Interpret this value, would you say that the correlation is positive or negative? Strong or Weak? How do you know? C. Find the regression equation for the data set given above, what value is the slope of the line? Interpret this slope, what does it tell us about the relationship between average speed and miles per gallon?

Hours of Preparation

5

2

9

6

10

Test Score

64

48

72

73

82

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