Watch that caffeine! The U.S. Food and Drug Administration (USFDA) limits the amount of caffeine in a
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Watch that caffeine! The U.S. Food and Drug Administration (USFDA) limits the amount of caffeine in a 12-ounce can of carbonated beverage to 72 milligrams.
That translates to a maximum of 48 milligrams of caffeine per 8-ounce serving. Data on the caffeine content of popular soft drinks (in milligrams per 8-ounce serving) are displayed in the stemplot below.
1 556 2 033344 2 55667778888899 3 113 3 55567778 4 33 4 77
(a) Why did we split stems?
(b) Give an appropriate key for this graph.
(c) Describe the shape, center, and spread of the distribution.
Are there any outliers?
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