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 Find the estimated slope.
A) 1.58
B) 1.00
C) 1.72
D) 2.95
Correct Answer:

Verified
Correct Answer:
Verified
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