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Author SHA1 Message Date
Pooya TaherkhaniandGitHub 164172d32a Drop na.rm=TRUE when data is already purged of NAs (#811)
In transform.Rmd (Chapter 5, Data Transformation), under Counts (5.6.3),
we removed na.rm = TRUE when computing mean because all NAs for
arr_delay were already removed when creating not_cancelled dataset.
2021-02-08 10:29:21 -06:00