ou work for Ralph's I-phone accessory kiosk. Demand is not evenly distributed, and you decide to try to forecast the demand to see if it will help you reduce costs.

Below are the sales for 2023 for your most popular accessory, the I-phone stabilizer.

Note: Q=quarter

Q1 320
Q2 420
Q3 620
Q4 720
Using a three-quarter moving average, what is the forecast for the next quarter's stabilizer sales?

Note: Round your answer to the nearest whole number.



Using exponential smoothing with α = 0.30, if the exponential forecast for quarter 3 was estimated as the average of the first two quarters [(320 + 420) ÷ 2 = 370], what is the forecast for quarter 5?

Note: Round your answer to the nearest whole number.