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For a randomly selected female estimate the probability of

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The National Sporting Goods Association conducted a survey of persons 7 years of age or older about participation in sports activities (Statistical Abstract of the United States, 2002). The total population in this age group was reported at 248.5 million, with 120.9 million male and 127.6 million female. The number of participants for the top five sports activities appears here. Participants (millions) Activity Male Female Bicycle riding 22.2 21.0 Camping 25.6 24.3 Exercise walking 28.7 57.7 Exercising with equipment 20.4 24.4 Swimming 26.4 34.4

a. For a randomly selected female, estimate the probability of participation in each sports activities.

b. For a randomly selected male, estimate the probability of participation in each sports activities.

c. For a randomly selected person, what is the probability the person participates exercise walking?

d. Suppose you just happen to see an exercise walker going by. What is the probability the walker is a woman? What is the probability the walker is a man?

Reference no: EM13578398

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