Tags
#m249 #mathematics #open-university #statistics #time-series
Question
In simple exponential smoothing satisfying the formula:
$$\hat{x}_{n+1}$$ = αxn + (1 − α)$$\hat{x}_n$$, the lower the value of α, the [smoother or rougher?] the forecasts will be because they are not aﬀected much by recent values.
smoother

Tags
#m249 #mathematics #open-university #statistics #time-series
Question
In simple exponential smoothing satisfying the formula:
$$\hat{x}_{n+1}$$ = αxn + (1 − α)$$\hat{x}_n$$, the lower the value of α, the [smoother or rougher?] the forecasts will be because they are not aﬀected much by recent values.
?

Tags
#m249 #mathematics #open-university #statistics #time-series
Question
In simple exponential smoothing satisfying the formula:
$$\hat{x}_{n+1}$$ = αxn + (1 − α)$$\hat{x}_n$$, the lower the value of α, the [smoother or rougher?] the forecasts will be because they are not aﬀected much by recent values.
smoother
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In simple exponential smoothing satisfying the formula: \hat{x}_{n+1} = αx n + (1 − α)\hat{x}_n, the lower the value of α, the smoother the forecasts will be because they are not aﬀected much by recent values.

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