Chapter 13.4, Problem 2CYP

(a)

To determine

To Find: The percentage of muffins that have more than $275$ calorie per muffin.

Answer to Problem 2CYP

  $25\%$

Explanation of Solution

Given:The number of calories in the one serving of various muffins are displayed in the box −and-whisker pot below.

  

What percent of the muffins have more than $275$ calories per muffin?

From the given box −and-whisker pot

It is concluded that

  $25\%$ of the muffins have more than $275$ calories.

(b)

To determine

To Explain:What does the length of the box tell about the data? Length of the whiskers?

Answer to Problem 2CYP

The median divides the data into two equal parts.

The data between the median, lower quartile and the upper quartile in the box are equally clustered.

The whiskers are of the different length that means the range of the data below the lower quartile and range above the upper quartile is different

Explanation of Solution

Given: The number of calories in the one serving of various muffins are displayed in the box −and-whisker pot below.

  

Length of the box states that

The median divides the data into two equal parts.

The data between the median, lower quartile and the upper quartile in the box are equally clustered.

The whiskers are of the different length that means the range of the data below the lower quartile and range above the upper quartile is different.