* Minor edit + link to style guide
* Fix reference
* If you don't know order of operations, not clear
* Alt text + minor edits
* Add median and fix reference
* Move up mult groups up to discuss summarise msg
* Go over grouping again
* Part rename
* Chapter rename
* Clean up section labels to avoid dups
* Update comment
* Switch part order
* Move columnwise to transform
1. Adds a select() call when exploring diamonds sizes to ensure that the anomalous y variable appears on the page of the printed book (where it is discussed).
2. Adds message = FALSE to suppress "Loading required package: methods" message.
* little different to -> a little differently from
* reorder to match order in following code/table
* capitalization
* capitalization + punctuation
* replace / with or since it's hard to see between tt formatted code
* missing pronoun
* they're been -> they've been
* lets need apostrophe
* Instead of display -> Instead of displaying
* missing comma
* add mapping in front of aes in a bunch of locations
* adding mapping before aes for sections before the last section where it explicitly says from here on out we'll omit them to make calls simpler
* minor typos in last exercise in common problems
* unusually easiest -> unusually easy
* move mapping(aes()) into geom to match other ggplot calls
* wording suggestion in exercise + typo fix
* feel be free -> feel free
* and new dataset -> and a new dataset, missing a
* dplyr overwrite's'
Also changed spellings to British English for consistency.
FYI. Table number of light speed measurements currently reads (#tab:variation). The code appears to be correct.