[R] t-test between percentages

[Robert A LaBudde]

Check prop.test().

At 12:41 PM 9/17/2008, Bunny, lautloscrew.com wrote:
>Hi all,
>
>though i know this is a simple question, i really hope someone could.
>I am just trying to compare percents respectively the difference in
>percents by a simple test. t.test usually compares means and is
>working like it is supposed to be. Now i wonder how i can use a test
>in R to test for significant difference between two percentages.
>http://survey.scantron.com/resources/significant-calc.htm is pretty
>much all i need.
>
>How can i solve this in R ?
>
>thx in advance
>
>m.
>
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>and provide commented, minimal, self-contained, reproducible code.

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Robert A. LaBudde, PhD, PAS, Dpl. ACAFS  e-mail: ral at lcfltd.com
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