CSIT_Labs
Cochran Q test
Steps
for example of data set:
Five housewives were asked for the acceptability of four brands of lipsticks for daily use. The response of acceptability (A) and rejection (R) are given below:
| House Wives | Lipstick Brands | |||
|---|---|---|---|---|
| Alfa | Beta | Gamma | Delta | |
| H1 | A | R | A | R |
| H2 | R | A | A | R |
| H3 | R | A | R | A |
| H4 | A | R | R | R |
| H5 | A | A | R | A |
Test whether there is any significant difference between brands with respect to acceptability.
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Goto variable view and add the variables
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in label for Housewives
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in label for Lipstick Brands
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Goto the data view and add the data
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Click on Analyze tab > NonParametric Tests > Legacy Dialogs > k Independent Samples.
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Add the required variable in Test Variable List and click Cochran’s Q and click OK.
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Required Output:
