[R] subset data frame problem

Jeff Newmiller jdnewm|| @end|ng |rom dcn@d@v|@@c@@u@
Mon Dec 13 05:46:49 CET 2021

Use one ampersand, not two.

And post plain text.

On December 12, 2021 8:30:11 PM PST, Kai Yang via R-help <r-help using r-project.org> wrote:
>Hi R team,I want to delete records from a data frame if Class = '1st' and Survived = 'No'. I wrote the code below, test <- subset(PD, Class != '1st' && Survived != 'No')
>but the code return a wrong result. Can someone help me for this? 
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Sent from my phone. Please excuse my brevity.

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