The Coefficient of Correlation Ranges from

question 2

Multiple Choice

The coefficient of correlation ranges from

• A) 0.00 to +1.00.
• B) -1.00 to 0.00.
• C) -1.00 to +1.00.
• D) +1.00 to +2.00.

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Definitions:

Smoothing Constant

A parameter used in exponential smoothing techniques to weight the relevance of historical data points.

Smoothed Series

A data series that has been modified to eliminate random fluctuations and highlight long-term trends or cycles.

Original Time Series

Data collected in sequence over time, which has not been modified or transformed, used for analysis or forecasting.

Centered Moving Average

A method used in time series analysis to smooth data points by creating averages of different subsets of the full data set.