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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.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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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; (i) prefers Zucos, given that they live in Buenos Aires.
Transcribed Image Text: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; (i) prefers Zucos, given that they live in Buenos Aires.
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