The focus of smoothing methods is to smooth out
A)random fluctuations.
B)wide seasonal variations.
C)significant trend effects.
D)long-range forecasts.

Question

Quizplus · Accepted Answer

Smoothing methods aim to remove random fluctuations from time series data. This is achieved by taking an average or weighted average across the data points to produce a smoother line that captures the underlying trend. The goal is to reduce short-term variation to make it easier to see the long-term trend.

The Focus of Smoothing Methods Is to Smooth Out