Question

mplete these 25 problems in 120 minutes. You have one attempt. 0.1 pts Question 25 Of the members of a Boy Scout troop, 15% have received the first aid merit badge. If 40 boy scouts arę selected at random, find the probability that four or more will have the first aid merit badge? 81.3% 86.6% 36.6% 31.3% Submit Que « Previous Quie saved at 4:52pm

Answer 1

solution: p= 0.15 m = 40 Xn Bimom ial (4030-15) P(x) = 13) b*a*** Pfx22 148) P(x > 4) = 1 & Plx=0) + P(x=1) + Plx=2) + P 1x=3) (0.15) (0.85) I- 86.6 /