Hey!!! Help!

[bensoltoff]

This doesn't work. Why not?

library(tidyverse)
── Attaching packages ─────────────────────────────────────────────────────────── tidyverse 1.3.1 ──
✔ ggplot2 3.3.6 ✔ purrr 0.3.4
✔ tibble 3.1.7 ✔ dplyr 1.0.9
✔ tidyr 1.2.0 ✔ stringr 1.4.0
✔ readr 2.1.2 ✔ forcats 0.5.1
── Conflicts ────────────────────────────────────────────────────────────── tidyverse_conflicts() ──
✖ dplyr::filter() masks stats::filter()
✖ dplyr::lag() masks stats::lag()
count(diamonds, colour)
Error in group_by():
! Must group by variables found in .data.
✖ Column colour is not found.
Run rlang::last_error() to see where the error occurred.

[bensoltoff]

I'm trying to calculate the number of diamonds by color but my count() function is not working. Does anyone know why?

> library(tidyverse)
── Attaching packages ─────────────────────────────────────────────────────────── tidyverse 1.3.1 ──
✔ ggplot2 3.3.6     ✔ purrr   0.3.4
✔ tibble  3.1.7     ✔ dplyr   1.0.9
✔ tidyr   1.2.0     ✔ stringr 1.4.0
✔ readr   2.1.2     ✔ forcats 0.5.1
── Conflicts ────────────────────────────────────────────────────────────── tidyverse_conflicts() ──
✖ dplyr::filter() masks stats::filter()
✖ dplyr::lag()    masks stats::lag()
> count(diamonds, colour)
Error in `group_by()`:
! Must group by variables found in `.data`.
✖ Column `colour` is not found.
Run `rlang::last_error()` to see where the error occurred.

[bensoltoff]

library(tidyverse)
count(diamonds, colour)
#> Error in `group_by()`:
#> ! Must group by variables found in `.data`.
#> ✖ Column `colour` is not found.

^{Created on 2022-07-05 by the reprex package (v2.0.1)}

[bensoltoff]

mean(rnorm(100))
#> [1] 0.01962445

^{Created on 2022-07-05 by the reprex package (v2.0.1)}

Session info

sessioninfo::session_info()
#> ─ Session info ───────────────────────────────────────────────────────────────
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#>  language (EN)
#>  collate  en_US.UTF-8
#>  ctype    en_US.UTF-8
#>  tz       America/Chicago
#>  date     2022-07-05
#>  pandoc   2.17.1.1 @ /usr/lib/rstudio-server/bin/quarto/bin/ (via rmarkdown)
#> 
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#>  yaml          2.3.5   2022-02-21 [2] CRAN (R 4.2.0)
#> 
#>  [1] /home/soltoffbc/R/x86_64-pc-linux-gnu-library/4.2
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#> ──────────────────────────────────────────────────────────────────────────────