Mathematics, 21.03.2020 17:00 rosehayden21

In a survey, 200 people were asked if they smoke and whether or not they exercise regularly (more than twice a week). The results are summarized in the table below.
Smoke Do not smoke
Exercise regularly 8 30
Do not exercise regularly 44 118

(a) What percentage of the people do not smoke?
(b) What percentage of the people exercise regularly?

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In a survey, 200 people were asked if they smoke and whether or not they exercise regularly (more th...

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