A Local Tire Dealer Wants to Predict the Number of Tires

question 6

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 model yielded the following results. = 24 = 124 = 42 = 338 = 196 Determine the value of the estimated y intercept.

• A)1.00
• B)7.00
• C)4.00
• D)3.00

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