refer to the following:
A forecaster used the regression equation

and quarterly sales data for 1993I-2010IV (t = 1, ..., 64) for an appliance manufacturer to obtain the results shown below. Q is quarterly sales, and D₁, D₂and D₃are dummy variables for quarters I, II, and III.

-At the 5 percent level of significance, is there a statistically significant trend in sales?

Question

refer to the following:
A forecaster used the regression equation
  
and quarterly sales data for 1993I-2010IV (t = 1, ..., 64) for an appliance manufacturer to obtain the results shown below. Q is quarterly sales, and D 1 , D 2 and D 3 are dummy variables for quarters I, II, and III. 
 
-At the 5 percent level of significance, is there a statistically significant trend in sales?
A) Yes, because 0.0362 < 0.05. 
B) No, because 0.0362 > 0.01. 
C) Yes, because 0.700 > 0.05. 
D) Yes, because 2.14 >0.05. 
E) both c and d

Quizplus · Accepted Answer

The correct choice is A because a p-value of 0.0362 is less than the significance level of 0.05, indicating that there is a statistically significant trend in sales.

Refer to the Following