Question: What does the random walk model imply in time series analysis? Question 1 1 Answer a . The future value is unpredictable b . The

What does the random walk model imply in time series analysis?
Question 11Answer
a.
The future value is unpredictable
b.
The past values are irrelevant
c.
The future value depends only on the current value
d.
The change in series is predictable

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