We Can Model a Time Series with a Seasonal Pattern

Using a naive forecasting method,the forecast for next week's sales volume equals A)the most recent week's sales volume. B)the most recent week's forecast. C)the average of the last four weeks' sales volumes. D)next week's production volume.

All of the following are true about a cyclical pattern EXCEPT A)it is often due to multiyear business cycles. B)it is often combined with long-term trend patterns and called trend-cycle patterns. C)it usually is easier to forecast than a seasonal pattern due to less variability. D)it is an alternating sequence of data points above and below the trend line.