The major problem with time-series forecasting is that:
A) if the foreign exchange market is weakly efficient, exchange rates will follow a random walk
B) they are too complicated
C) they quickly get out of date
D) they require too much data to compute

Question

Quizplus · Accepted Answer

Time-series forecasting can be problematic if the foreign exchange market is weakly efficient, as exchange rates would follow a random walk, making it difficult to predict future movements based on past data.

The Major Problem with Time-Series Forecasting Is That