Question: he help here is the data points Consider the quarterly time series of smartphone sales in Quarterly Salesias If there is a seasonal pattern in

he help
he help here is the data points Consider the
here is the data
he help here is the data points Consider the
points Consider the quarterly time series of smartphone sales in Quarterly Salesias If there is a seasonal pattern in the time series, we a multiple regression model with dummy variables as follows to develop an equation to account for seasonal effects in the data. Round the newers to two decimal places if needed. Ourl - 1 if quarter 1, otherwise 012-1 il quarter 2.0 otherwise: Otr3 - 1 il quarter 3.0 otherwise 2. What is the value of y-intercept? 3. What is the coefficient for Qu2? 4. Compute the quarterly forecast for next year based on the model developed in part b. Quarter forecast Quarter 2 forecast Quarter forecast Quarter 4 force Home Insert Page Layout Formulas Data X Cut Copy Calibri (Body) - 11 A- A Paste BIU Y Format N Activate Office to Create and Edit Buy Office or sign in to H19 fx B D E F Quarter Sales 2 1 423 3 Year 1 2 826 992 388 1 442 Year 2 2 856 3 924 4 1 Nm 4 5 6 4 2 3 4 369 511 873 954 398 7 8 9 10 11 Year 3 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 22 28 29 30 31 32 1

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