# [R] Make Month variable be called “May”,“June” etc., instead of a numeric quantity 5,6, etc.

AbouEl-Makarim Aboueissa @boue|m@k@r|m1962 @end|ng |rom gm@||@com
Thu Sep 20 22:37:06 CEST 2018

```Dear Jeff:

thank you very much

abou

______________________

*AbouEl-Makarim Aboueissa, PhD*

*Professor of Statistics*

*Department of Mathematics and Statistics*
*University of Southern Maine*

On Thu, Sep 20, 2018 at 1:37 PM Jeff Newmiller <jdnewmil using dcn.davis.ca.us>
wrote:

> airquality\$Month <- factor(airquality\$Month, levels=1:12, labels=
> month.name )
>
> On September 20, 2018 10:14:41 AM PDT, AbouEl-Makarim Aboueissa <
> abouelmakarim1962 using gmail.com> wrote:
> >Dear All:
> >
> >*Re:* How to make the Month variable be called “May”,“June”, "July",
> >"August", "September" instead of a numeric quantity (5,6,7,8,9)
> >
> >
> >In the airquality data set, please see the code below; How to make the
> >Month variable be called “May”,“June”, "July", "August", "September"
> >instead of a numeric quantity (5,6,7,8,9)
> >
> >
> >
> >data(airquality)
> >
> >
> >
> >#### Making Day and Month categorical variables
> >
> >
> >airquality\$Day <- factor(airquality\$Day)
> >
> >airquality\$Month <- factor(airquality\$Month)
> >
> >
> >
> >
> >  Ozone Solar.R Wind Temp Month Day
> >1    41     190  7.4   67     5   1
> >2    36     118  8.0   72     5   2
> >3    12     149 12.6   74     5   3
> >4    18     313 11.5   62     5   4
> >5    NA      NA 14.3   56     5   5
> >6    28      NA 14.9   66     5   6
> >>
> >
> >
> >
> >Thank you very much for your help in advance
> >
> >
> >with thanks
> >abou
> >______________________
> >
> >
> >*AbouEl-Makarim Aboueissa, PhD*
> >
> >*Professor of Statistics*
> >
> >*Department of Mathematics and Statistics*
> >*University of Southern Maine*
> >
> >       [[alternative HTML version deleted]]
> >
> >______________________________________________
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> >PLEASE do read the posting guide
> >http://www.R-project.org/posting-guide.html
> >and provide commented, minimal, self-contained, reproducible code.
>
> --
> Sent from my phone. Please excuse my brevity.
>

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```