[R] Extracting data using subset function

[Upananda Pani]

No i am teaching Econometrics and learning R. I am not a student.

Thank you
Upananda

On Sun, 5 Feb, 2023, 19:51 Chris Ryan via R-help, <r-help using r-project.org>
wrote:

> Is this a homework problem?
>
> --Chris Ryan
> --
> Sent from my Android device with K-9 Mail. Please excuse my brevity.
>
> On February 5, 2023 9:07:03 AM EST, Upananda Pani <upananda.pani using gmail.com>
> wrote:
> >Dear All,
> >
> >I want to create a vector p and extract first 20 observations using subset
> >function based on logical condition.
> >
> >My code is below
> >
> >p <- 0:100
> >
> >I know i can extract the first 20 observations using the following
> command.
> >
> >q <- p[1:20]
> >
> >But I want to extract the first 20 observations using subset function
> which
> >requires a logical condition. I am not able to frame the logical
> condition.
> >
> >The code should be
> >
> >q <- subset(p, logical condition)
> >
> >I am not able to do it. Please let me know what you think.
> >
> >Best regards,
> >Upananda
> >
> >       [[alternative HTML version deleted]]
> >
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> >and provide commented, minimal, self-contained, reproducible code.
>
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>

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