in considering patterns of Time series type demand data, which of the following would be a false statement?

1 In considering patterns of time series type demand data, which of the following Place an X would be a false statement? against the correct response The horizontal, trend, seasonal, cyclical, and random patterns are the most common types of time series patterns in business. Estimating cyclical movement is difficult. Forecasters do not know the duration of the cycle because they cannot predict the events that cause it. The trend, over an extended period of time, always increases the average level of the series. d Every demand series has at least a random component