Refer to the Following

Multiple Choice

refer to the following:
The manufacturer of Beanie Baby dolls used quarterly price data for 2002I - 2010IV (t = 1, ..., 36) and the regression equation


to forecast doll prices in the year 2011. P_t is the quarterly price of dolls, and D1_t , D2_t and D3_t are dummy variables for quarters I, II, and III, respectively.

-The estimated QUARTERLY increase in price is ______, and the estimated ANNUAL increase in price is ______ .

A) $1.50; $6.00
B) $1.40; $4.00
C) $0.60; $2.40
D) $0.80; $3.20
E) none of the above