Lecture5 - Lecture5 Scales,Indexes, Typologies....

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Lecture 5 Scales, Indexes,  Typologies.
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Why Indexes and Scales? Sociological concepts are extremely complex Concepts often do not have single, clear, ambiguous indicators. Content Validity demands that our variables reflect this complexity. Capturing this complexity increases the precision and accuracy of our measures. Indexes and Scales offer us a tool to efficient capture this complexity.
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What is an Index? A  Scale? Both Indexes and Scales are: Ordinal measures Based on more than one data item. Indexes: Constructed by accumulating scores assigned to individual indicators. Scales: Constructed by assigning scores to the intensity of an indicator.
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Example of Index
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Example of a Scale
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Five Steps: 1. Select items for a composite index. 2. Examine empirical relationships. 3. Assign scores for responses. 4. Handle missing data.
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This note was uploaded on 10/16/2010 for the course SOC 4 taught by Professor Rick during the Spring '08 term at UC Riverside.

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Lecture5 - Lecture5 Scales,Indexes, Typologies....

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