Question: A forecaster used the regression equation and quarterly sales data for 1, for an appliance manufacturer to obtain the results shown below Qis quarterly

A forecaster used the regression equation and quarterly sales data for 1,

for an appliance manufacturer to obtain the results shown below Qis quarterly

A forecaster used the regression equation and quarterly sales data for 1, for an appliance manufacturer to obtain the results shown below Qis quarterly sales, and Dl, 02, and D3 are dummy variables for quaners l. II, and Ill. DEPENDENTVARIABLE: OT R-SQUARE OBSERVATIONS: 72 08798 F_RAT O 122647 STANDARD ERROR 1264 0860 326 10.68 1845 P-VALUEON 0.0001 T-RATIO R-VALUE VARIABLE INTERCEPT PARAMETER ESTIMATE 120 300 450 287 281 281 0 0055 80049 80005 00174 units. Using the estimation results given above, the predicted level of sales in 2018/ is 0 240.5 0 230.5 0 218.5 0 194 S

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