I would like to see the SAS code for chi square test statistics
the data is 20 observations
I believe that in SAS you use the proc freq command
can you provide me with the code
See the Chi-Square Goodness-of-Fit Tests at the PROC FREQ Documentation.
Also, see the two blog posts at The Do Loop:
Chi-square tests for proportions in one-way tables
The chi-square test: An example of working with rows and columns in SAS
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