Using the following data and 4-period weighted moving average to calculate the forecasted demand for Feb 2018. Assume that the weight is 0.6 for the most recent period, 0.2 for the second most recent, and 0.1 for the third most recent, and 0.1 for the fourth most recent 4-period Weighted Period Demand Moving Average 50 October November 59 90 2018 111 December January February March 123 ? 99 95.5 99.9 78.5 123 925