Sales Forecast using Weighted Moving Average 1. Given the following, determine the expected sales on September 18th and September 19th, using a 3-day weighted moving average. 2. Is your weighted moving average result higher or lower than if you had simply done a 3-day moving average? What caused it to be higher or lower?

MONTH DATE ACTUAL SALES IN DOLLARS W1 = 10 W2 = 25 W3 = 30 SEPTEMBER 12 $1,500 13 $2,500 14 $2,500 15 $3,500 16 $3,000 17 $4,500 18 19