Which of the Following Statements Is False

question 150

Multiple Choice

Which of the following statements is false?

• A)A moving average for a time period is the simple arithmetic average of the values in that time period and those close to it.
• B)A value of the smoothing constant w close to 1 results in a very large smoothing,whereas a value of w close to zero results in very little smoothing.
• C)The accuracy of the forecast with exponential smoothing decreases rapidly for predictions of the time series more than one period into the future.
• D)A moving average "forgets" most of the previous time-series values and is considered a relatively crude method of removing the random variation.

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