which of the following statements regarding time-series methods is false? group of answer choices a weighted moving average with weights of 0.5 and 0.5 is identical to a simple moving average of two periods. exponential smoothing with an alpha equal to 1.00 is identical to a naive forecast. a naive forecast is identical to a simple moving average of one period. a simple moving average of three periods is identical to exponential smoothing with an alpha equal to 0.33.