Mathematics, 18.07.2019 10:00 DissTrack
Agroup of 72 children completed a survey on what kind of sport they like. the choices were: chess, swimming, and football. everyone liked at least one sport except 7 kids, which doesn't like any of these three kind of sports. 12 children liked chess and football but not swimming, 16 children liked chess and swimming but not football, 8 children liked swimming and football but not chess, 10 children liked chess only, 40 children liked swimming, 32 student liked football. a) find the number of kids who liked swimming and football. b)what is the probability that a randomly-chosen child from this group likes either chess or swimming but not football? c)what is the probability that a randomly-chosen child from this group not likes active kinds of sport? the answer to a) is not 64 or 8.
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Agroup of 72 children completed a survey on what kind of sport they like. the choices were: chess,...
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