In Exercise 34 you found the linear regression equation = 0.57x - 6.68, where y is the

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In Exercise 34 you found the linear regression equation = 0.57x - 6.68, where y is the percentage of Americans who gamble online at age x years.
a. Use the model predict the percentage of 30-year-old Americans who gamble online.
b. What is the slope? What does it mean in this situation?
c. Use the model to predict the age at which 16% of Americans gamble.
d. Refer to Table 47 to find the coefficient of determination. What does it mean in this situation?
In Exercise 34 you found the linear regression equation =
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