Compared to Nonsmokers, the Life Expectancy of a Regular Smoker

question 53

True/False

Compared to nonsmokers, the life expectancy of a regular smoker is about five years shorter.

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Definitions:

Box Plot

A visual representation of the distribution of a dataset that shows the median, quartiles, and outliers, presenting a five-number summary of the dataset.

5-number Summary

A descriptive statistic that provides a quick overview of a dataset's distribution through five key numbers: minimum, first quartile, median, third quartile, and maximum.

Interquartile Range

The measure of variability which is the difference between the third quartile and the first quartile in a dataset, indicating the spread of the middle 50%.

Percentiles

Values or scores below which a given percentage of observations in a group of observations fall.