Question 6 (5 points)

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The following data exhibits a SEASONAL WITH A TREND pattern. Use an appropriate forecasting method to answer the questions below:

Year	Quarter	Sales
1	1	266
	2	200
	3	248
	4	296
2	1	296
	2	248
	3	302
	4	340
3	1	317
	2	306
	3	319
	4	375
4	1	354
	2	332
	3	385
	4	405
5	1	404
	2	373
	3	405
	4	455

1)State the estimated regression equation.(ANSWER ONLY THE VALUE AFTER THE EQUAL SIGN WITH VARIABLES TO 1 DECIMAL PLACE. FOR EXAMPLE IF THE EQUATION IS: y = 12.34 + 23.45x1 + 34.56x2 + etc ...YOUR ANSWER IS: 12.3 + 23.5x1 + 34.6x2 + etc)...(VARIABLES MUST ENTERED IN THE CORRECT ORDER...b0, b1, b2...WHERE b1 IS QUARTER 1, b2 IS QUARTER 2, AND SO ON)

2) Predict the the number of sales for the first quarter of year 6. ANSWER TO 0 DECIMAL PLACES

3) Predict the the number of sales for the second quarter of year 6. ANSWER TO 0 DECIMAL PLACES

4) Predict the the number of sales for the third quarter of year 6. ANSWER TO 0 DECIMAL PLACES

5) Predict the the number of sales for the fourth quarter of year 6. ANSWER TO 0 DECIMAL PLACES

Question 6 options:

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