[R] data =

Rui Barradas
Sat, 04 Oct 2025 10:39:37 -0000

On 10/4/2025 12:54 AM, R Jerome Anderson wrote:
> I can code summary(midterm_df$hv109) and I get the summary of variable
> hv109. No problem.
>
> Yet when I write the code:
>
> summary(hv109, data = midterm_df)
>
> I get this error:
>
> Error in h(simpleError(msg, call)) : error in evaluating the argument
> 'object' in selecting a method for function 'summary':
object 'hv109' not
> found
>
> If I write the code summary('hv109', data = midterm_df), R treats
hv109 as
> if it were a character variable. It is not.
>
> Page 521 in Andrews *Doing Data Science in R* shows the data = [df]
> command. I thought it was straightforward. Why doesn't my code work?
>
> Any help w/ this would be appreciated.
>
> -- Jerome Anderson
>
> 	[[alternative HTML version deleted]]
>
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Hello,

?summary has no argument 'data'. You must use the first form.

Hope this helps,

Rui Barradas