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 Calculate the standard error.
A)1.75
B)4
C)2
D)1.72

Question

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 Calculate the standard error.
A)1.75 
B)4 
C)2 
D)1.72

Quizplus · Accepted Answer

s = 2

A Local Tire Dealer Wants to Predict the Number of Tires