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Two by two table analysis
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Give four positive integer numbers.
Non decimal numbers larger than one.

Col 1:Col 2:
Row 1:
Row 2:
Width of C.I.: %

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Swap Columns:
Swap Rows:

Two by two tables
provides you with various statistics
and measures of association for
comparing two dichotomous variables
in a two by two table. It might
concern for example comparing males
and females in the proportion who
fall in the groups low or high
income and the likelihood of the
difference in income being caused
by chance. More....