7. (1) Narrate the procedure for developing a scalogram and illustrate the same by an example.
(2)Workout Guttman’s coefficient of reproducibility from the following information:
Number of cases (N) = 30
Number of items (n) = 6
Number of errors (e) = 10
Interpret the meaning of coefficient you work out in this example.
Expert Answer
1.
A scalogram is developed by
Defining a scale for the response
Then dividing the scale into good and bad and if required an interim is also defined
Then the survey or study is conducted
Once the study is conducted it is extrapolated to the good and bad results and
As per it the
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