All measurements are in milligrams per cigarette. CO denotes carbon monoxide. The king-size cigarettes are nonfiltered, nonmenthol, and nonlight. The menthol cigarettes are 100 mm long, filtered, and nonlight. The cigarettes in the third group are 100 mm long, filtered, nonmenthol, and nonlight. Data are from the Federal Trade Commission.
KgTar King size tar
KgNic King size nicotine
KgCO King size carbon monoxide
MnTar Menthol tar
MnNic Menthol nicotine
MnCO Menthol carbon monoxide
FLTar Filtered tar
FLNic Filtered nicotine
FLCO Filtered carbon monoxide
A data frame with 25 rows and 9 variables
Triola, M. 2014. Elementary Statistics, 12th ed. Boston, MA: Pearson.
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