Question

In a survey, 100 people were asked if they smoke and whether or not they exercise regularly (more than twice a week). The results are summarized in the tablebelowExercise regularlyDo not exerciseregularlySmoke Do not smoke41519 62(a) what percentage of the people exercise regularly?(b) What percentage of the people smoke?I don’t understand

Answer 1

Step 1

A) The total of people in the survey=100

The number of people that exercise regularly is = 4+15=19

Percentage of people that exercise regularly is given as;

`(19)/(100)*100=19\%`

Step 2

The number of people who smoke=4+19=23

`(23)/(100)*100=23\%`

Answers;

`\begin{gathered} a)19\% \\ b)23\% \end{gathered}`