6. When the forecast for the next period is equal to the actual demand for the immediate past period, what type of forecasting method is being employed? Group of answer choices Exponential smoothing forecast Nave forecast Weighted moving average Regression forecast 7. Inaccurate forecasts can result in negative outcomes like Group of answer choices Lower stockouts Higher stockouts Higher production rate Lower machine idle time 8. A tracking signal value between ________ and ________ would suggest that the forecasting technique in use is considered to be performing well. Group of answer choices -4 and + 4 -10 and +10 - 15 and +15 -20 and +20