Question

Mother’s Day is the best day of the year for selling roses at San Diego Florist. Dozens of roses sold for Mother’s Day over six years are as follows:

Year	1	2	3	4	5	6	7
Roses	107	110	108	114	109	105

Using a weighted moving average model with the weights of 0.2, 0.3, and 0.5, what is the forecast for year 7?

	a.	108.0
	b.	110.7
	c.	105.0
	d.	109.3
	e.	None of the responses provided

Answer 1

year	roses	weight	weighted average
a	b	c	d=b*c
4	114	0.2	22.8
5	109	0.3	32.7
6	105	0.5	52.5
Total			108
Correct Option: a