lect08

lect08 - PERFORMANCE MEASUREMENT Outline 1 Roles for...

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Nigel H.M. Wilson 1.259J/11.542J/ESD.227J, Fall 2006 Lecture 8 1 PERFORMANCE MEASUREMENT Outline 1. Roles for Performance Measures 2. Alternative Approaches 3. Fielding's Approach •F r a m e w o r k Steps in Analysis

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Nigel H.M. Wilson 1.259J/11.542J/ESD.227J, Fall 2006 Lecture 8 2 Possible Roles for System-Level Performance Measures Identify major problems in agency for further analysis Generate information for policy formulation Measure goal attainment Determine funding allocation
Nigel H.M. Wilson 1.259J/11.542J/ESD.227J, Fall 2006 Lecture 8 3 Basis for Comparison Time series Cross-sectional/peer group Performance measures derived from: Statistical analysis (e.g. Fielding) Hierarchical and direct mathematical relationships (e.g. Lee)

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Nigel H.M. Wilson 1.259J/11.542J/ESD.227J, Fall 2006 Lecture 8 4 Fielding's Framework SERVICE OUTPUTS SERVICE CONSUMPTION VEHICLE HOURS VEHICLE MILES CAPACITY MILES PASSENGERS PASSENGER MILES OPERATING REVENUE SERVICE INPUTS LABOR CAPITAL FUEL C O S T -E F I E N Y - V SERVICE EFFECTIVENESS
1.259J/11.542J/ESD.227J, Fall 2006 Lecture 8 5 Fielding’s Approach: Steps in Analysis 1. Start out with long list of potential measures: 48 2. Eliminate measures with suspect data and those highly correlated with other measures: 30 remaining 3. Apply factor analysis to identify common factors explaining performance measure variation; each successive factor added explains less of the variation 4. For each factor, select "marker" variable (i.e. performance measure) to represent it, based on

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This note was uploaded on 12/06/2011 for the course ESD 1.259j taught by Professor Nigelwilson during the Fall '06 term at MIT.

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lect08 - PERFORMANCE MEASUREMENT Outline 1 Roles for...

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