6) The Moving Average method _______ and _______ the forecast for actual data with downward and upward trend respectively.

Group of answer choices

Overestimates, Overestimates

Underestimates, Overestimates

Underestimates, Underestimates

Inconclusive

Overestimates, Underestimates 7) If you apply linear regression on random noise time-series, what do you think the approximate slope and intercept values would be?

Group of answer choices

0, 3

1, 0

0, 1

1, 1

0, 0 8)

Imagine you have time-series data, and after essential exploration, you found that the series displays a decreasing trend over time. As a result, you built the following linear regression forecasting model: Yt=0+1t+ Which of the following would hold for the 1 coefficient? 1010 10 1=0