Problem 114i

Given information

The data is:

and  the number of pairs of sneakers owned

Step-by-step explanation

To calculate what percentage of students owned at least five pairs of snickers, first relative frequency is to be calculated and then the relative frequencies corresponding to  has to be added as at least five means greater than equal to .

Relative frequency of a data point is the ratio of the frequency of that data point to sum of the frequencies.

Let denote the frequency and , sum of the frequencies.

So, relative frequency is:

Here,