A survey of 400 people is carried out by a market research organization in two different cities, Buenos Aires and Montevideo. The people are asked which brand of cereal they prefer out of Chocos, Zucos or Fruti. The table below summarizes their responses. Chocos Zucos Fruti Total Buenos Aires 43 85 62 190 Montevideo 57 35 118 210 Total 100 120 180 400 a. One person is chosen at random from those surveyed. Find the probability that this person b. Two people are chosen at random from those surveyed. Find the probability that they both prefer Chocos. ) does not prefer Fruiti; (ii) prefers Zucos, given that they live in Buenos Aires.

A survey of 400 people is carried out by a market research organization in two different cities, Buenos Aires and Montevideo. The people are asked which brand of cereal they prefer out of Chocos, Zucos or Fruti. The table below summarizes their responses. Chocos Zucos Fruti Total Buenos Aires 43 85 62 190 Montevideo 57 35 118 210 Total 100 120 180 400 a. One person is chosen at random from those surveyed. Find the probability that this person b. Two people are chosen at random from those surveyed. Find the probability that they both prefer Chocos. ) does not prefer Fruiti; (ii) prefers Zucos, given that they live in Buenos Aires.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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