{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Chapter 6

Chapter 6 - Chapter 6 Indexes Scales and Typologies...

This preview shows pages 1–2. Sign up to view the full content.

Chapter 6- Indexes, Scales, and Typologies Introduction - 2 types of composite measures of variables: indexes and scales - They allow us to summarize several indicators in a single numerical score Indexes versus Scales - Both scales and indexes are ordinal measure of variables - Index= accumulating scores assigned to individual indicators - Scale=assigning scores to patterns of responses - A scale takes advantage of differences in intensity among the attributes of the same variable - Scale is superior because it conveys more info - Indexes are more popular, obvious and straightforward Index Construction (4 steps) Item Selection 1. Face Validity - Are the questions asking about the same concept? 2. Unidimensionality - Represent only 1 dimension of a concept 3. General or Specific 4. Variance Examination of Empirical Relationships - An empirical relationship is established when respondents’ answers to one question help us predict how they will answer other questions -

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern