3.1 Quality loss function identifies all costs associated with poor quality and shows how these costs increase as the product moves away from being exactly what the customer wants. List four examples of costs associated with poor quality. 3.2 The sales of DSTV Explora decoders at Makro over the past year are shown in the table below: 3.2.1 Using exponential smoothing with a smoothing constant of 0.3 , determine the forecast sales for month 9 to month 12 given a forecast demand of 35 units in month 8 . Round the forecasts to the nearest whole number. 3.2.2 Determine the forecast sales for month 9 to month 12 using a threemonth moving average method. Round the forecasts to the nearest whole number. 3.2.3 On a measure of mean absolute deviation (MAD), which forecasting method is more accurate in forecasting the sales of the Explora decoders? Show full calculations and interpret your results. Use the table below to help you answer the