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There are several methods to estimate reliability. Compare and contrast the different methods of reliability discussed in this chapter, stressing the importance of coefficient alpha.
Multiplicative Model
A mathematical model where variables are multiplied together to predict or describe an outcome, often used in time series analysis.
Time Series Value
A data point that is part of a sequence of values captured at successive points in time.
Time Series Components
The underlying patterns and structures that describe how data changes over time, including trend, seasonality, and noise.
Long-Term Trend Component
A pattern in time-series data that captures persistent, gradual changes over long periods.
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