Interpreting a Reliability Analysis in SPSS

CASE STUDY: RELIABILITY AND PRINCIPAL COMPONENTS SPSS


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  • The average of the 10 questions was computed and recorded as Satisf_scale on the SPSS dataset. The descriptive statistics of the scale are shown below:

  • There is not a great variability in the number of valid answers for each question.

  • The average of the 3 questions was computed and recorded as Dep_scale on the SPSS dataset. The descriptive statistics of the scale are shown below:
  • The scale was calculated for 231 subjects.

  • Finally the age of the respondents was recorded on the dataset as age. The descriptive statistics are shown below:

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