Mathematics, 24.07.2019 18:10 kirkhester1

In a survey, 250 adults and children were asked whether they know how to
swim. the survey data are shown in the relative frequency table.
total
can swim
0.34
cannot swim
0.06
adults
children
0.48
0.12
total

Answers: 1

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In a survey, 250 adults and children were asked whether they know how to
swim. the survey data...