07 Scale Construction

Topics

• • Thurstone or Equal-Appearing Interval Scaling

  • Paired comparisons

  • Likert or "Summative" Scaling

  • Guttman or "Cumulative" Scaling

  • Torgerson scaling

Readings

• Alan Booth, David Johnson, John N. Edwards. 1983.Measuring Marital Instability Journal of Marriage and the Family, Vol. 45, No. 2, pp. 387-394 [^pdf]

Data

• Saso SM [spss]

Handouts

• Swenson. Building an additive scale [html]

• Borgatti

  • Scales & Indices

  • Cronbach's alpha

• Trochim. On Scaling

• Thurstone scaling

Related Modules

• factor analysis

• optimal scaling

• mds

  • Goodman RC models

  • Conjoint scaling