Please answer all questions and show work Problem 9 The USFDA limits the amount

Question

Please answer all questions and show work Problem 9 The 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 stem and leaf plot below; 1 556 2 033344 2 55667778888899 3 113 355567778 4 33 41 77 (a) Why did we split stems? (b) Describe the shape, center, and spread of the distribution. Are there any outliers ? Shape umps Center 29.7 Spread 32 Outlier Yes or No

Explanation / Answer

Solution

9)

A)

When the rows become too long with single stems, we split them into two or more parts.

14)

Answer: b

Min, Q1, Median, Q3, Max are known as the five-point summary

15)

Answer: b

Range, Variance & Std Dev will be same as all the values of the dataset are increased by 4. While Mean, Median, Min & Max etc will change.

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