Question

anow on 5. Over a long peried of time a certain drug has heen effeetive in s0 of the cases in which it has been preseribed, If a doctor is now adinistering this drug to four patients, what is the probability that it wi be effective for three of the Show.the.relt.of probability salculations and circle one of the multiple choice anewees, c6 points) A) 0.2048 C) 0.6211 D) 0.3281 B) 0,4096 Use Poisson Distribution to solve problems 6-7 6. The number of calls received by a car towing service averages 1.45 per hour. Use the Poisson distribution to find the probability that in a randomly selected hour the number of calls is 3. Show the result of probability calculations and circle one of the multiple choice answers. (6 points) C) 0.0764 D) 0.1012 B) 0.2291 A) 0.1527