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Evaluation of April 1, 2000 School District Population Estimates Based on the Synthetic Ratio Method (Working Paper No. 74)

Figure 4. Mean Absolute Percent Errors (MAPE) for the April 1, 2000 Estimates of the Total Population in School Districts Compared with the Census 2000 Enumerated Population by School District Size in the 1990 Census

School District Size Mean Absolute Percent Error
Unweighted MAPE Weighted MAPE
Under 5,000 11.6 9.6
5,000 - 9,999 7.3 8.0
10,000 - 19,999 7.0 7.6
20,000 - 39,999 6.7 7.2
40,000 or more 6.4 6.0

MAPE - Mean Absolute Percent Error

Return to Working Paper No. 74