Chapter 11, Problem 5CR

To determine

To make a box-and-whisker plot.

Answer to Problem 5CR

The box-and-whisker plot is:

  

Explanation of Solution

Given information:

The ages of people (in years) are:

  $15,12,11,16,10,14,13,12$ .

Calculation:

At first, arrange all data in ascending order,

  $10,11,12,12,13,14,15,16$ .

Lower extreme $=10$

Lower quartile $=11.5$

Median $=12.5$

Upper quartile $=14.5$

Upper extreme $=16$

Hence,

The box-and-whisker plot is: