A Local Tire Dealer Wants to Predict the Number of Tires

question 66

Multiple Choice

A local tire dealer wants to predict the number of tires sold each month.He believes that the number of tires sold is a linear function of the amount of money invested in advertising.He randomly selects 6 months of data consisting of tire sales (in thousands of tires) and advertising expenditures (in thousands of dollars) .Based on the data set with 6 observations,the simple linear regression equation of the least squares line is = 3 + 1x. = 24 = 124 = 42 = 338 = 196 MSE = 4
Use the least squares regression equation and estimate the monthly tire sales when advertising expenditures is $4000.

• A)4000 tires
• B)1000 tires
• C)3000 tires
• D)7000 tires

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Definitions:

Diminished Capacity

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Twinkie Defense

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Durham v. United States

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