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Comparisons of large and small schools reveal that
Moving Average Method
A statistical technique used to analyze time series data by calculating averages of different subsets of the complete dataset.
9-year Moving Averages
A method of smoothing data by calculating the average of different subsets of the total data period of nine years each.
Seasonal Variation
Regular fluctuations in a time series variable within a year, often related to the seasons.
Random Variation
The unpredictable changes in data that cannot be attributed to any specific cause.
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