Question

1. Suppose the distribution of gender and body composition for all U.S. adults 20 and older is ash the table below. Male Female Total Obese 18.1% 20.1% 38.2% OverweightNe 19.2% Neither 12.2% 9.9%- Total 49.5% 50.5% 20.5% 100% 22.1% a. What's the probability a randomly selected adult is either overweight or obese? b. What's the probabity a randomly selected adult is overweight? c. What's the probability a randomly selected adult is male if they are overweight?

Answer 1

overweioht adult 89. see adult= 393 - 391 x 38-2 15-16 .. 9 pubb bǐ selecting a male , theat are eveu regi = 48.361 bveuweghd i they ove mala male) P(weauweight + P(male) 38.78 . 49%

e) P ( fenale Jevewcight) -Pctenuale +eveweight) -s@呵Rp.5%cn 311o f( oveaweight Iemale) -p (tveuweghtt temale) Pr female PCmale)-4S pCobee)ニ39.2:/ P(mate n these)t P(male) P(abere) Hente hot independant 시 works Comp