Question: A local store developed a multiplicative time-series model to forecast its revenues in future quarters, using quarterly data on its revenues during the 5-year period

A local store developed a multiplicative time-series model to forecast its revenues in future quarters, using quarterly data on its revenues during the 5-year period from 2008 to 2012. The following is the resulting regression equation:

log10= 6.102 + 0.012X- 0.129Q1- 0.054Q2+ 0.098Q3

whereis the estimated number of contracts in a quarter

Xis the coded quarterly value withX= 0 in the first quarter of 2008

Q1is a dummy variable equal to 1 in the first quarter of a year and 0 otherwise

Q2is a dummy variable equal to 1 in the second quarter of a year and 0 otherwise

Q3is a dummy variable equal to 1 in the third quarter of a year and 0 otherwise

To obtain a forecast for the third quarter of 2013 using the model, which of the following sets of values should be used in the regression equation?

Group of answer choices

X= 22,Q1= 0,Q2= 0,Q3= 0

X= 23,Q1= 0,Q2= 0,Q3= 0

X= 22,Q1= 0,Q2= 0,Q3= 1

X= 23,Q1= 0,Q2= 0,Q3= 1

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