Tennis Coach Ben Gordon Is Trying to Identify a Linear

question 84

Multiple Choice

Tennis coach Ben Gordon is trying to identify a linear relationship that can be used to link average first serve velocity to the percent of first serve points won for his junior tennis players.Below is a table showing velocity and percent of points won for a sample of five junior players. The slope of the least squares line is .44.The intercept is 36.4.Determine the value of R², the coefficient of determination, that you would insert in the table below.

• A).848
• B).719
• C).659
• D).903
• E).792

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