tidyverse: grouped summaries (with summarize) [RESOLVED]

Just FYI, Rich, the way the idiom with pipeline works does allow but not
require the method you used:

...

But equally valid are forms that assign the result at the end:

Avi,

I'll read more about tidyverse and summarize() in R and not just in the
book.

Most of what I've done has been in base R, but I've not before grouped
hydraulic values before plotting them. Seasonal patterns are more
informative than daily ones.

Thanks again,

Rich