TimeSeriesForecast
TimeSeriesForecast[tproc, data, k] gives the k-step-ahead forecast beyond data according to the time series process tproc.
TimeSeriesForecast[tsmod, k]gives the k-step-ahead forecast forTimeSeriesModeltsmod.
Examples
TimeSeriesForecast[ARProcess[{0.5}, 1], {1, 2, 3, 4, 5}, 3]Please visit the official Wolfram Language Reference for more details.