16 Index Measures n This chapter thus far focused on measuring a concept with a single question or a single observation.
{"Image DocumentName": "Index MeasuresThis chapter thus far focused on measuring a concept with a single question or a single observation.", "Image ImageDescription": "However, measuring more complex concepts may require more than one question because the concept has several attributes. An attribute is a single characteristic or fundamental feature pertaining to an object, person, situation, or issue. Multi-item instruments for measuring a single concept with several attributes are called index measures, or composite measures. For example, index of social class may be based on three weighted averages: residence. occupation. Asking different questions in order to measure the same concept provides a more accurate cumulative measure than does a single-item measure.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}