(vi) A coffee shop conducted a survey, which determined that of all customers: 70% puts sugar intheir coffee, 35% adds milk, and 25% use both. Suppose a customer is selected at random. Theprobability that this customer uses exactly one of these two items is

Let , A=customers put sugar in their coffee B=customers add milk in their…

Answered: (vi) A coffee shop conducted a survey,…

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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In a survey of U.S. adults with a sample size of 2082, 370 said Franklin Roosevelt was the best president since World War II. Two U.S. adults are selected at random from this sample without replacement. Complete parts (a) through (d). (a) Find the probability that both adults say Franklin Roosevelt was the best president since World War II. The probability that both adults say Franklin Roosevelt was the best president since World War II is O. (Round to three decimal places as needed.) (b) Find the probability that neither adult says Franklin Roosevelt was the best president since World War II. The probability that neither adult says Franklin Roosevelt was the best president since World War II is (Round to three decimal places as needed.) (c) Find the probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II. The probability that at least one of the two adults says Franklin Roosevelt was the best president since World War II is.…
A survey of athletes at a high school is conducted, and the following facts are discovered: 50% of the athletes are football players, 47% are basketball players, and 40% of the athletes play both football and basketball. An athlete is chosen at random from the high school: what is the probability that they are either a football player or a basketball player?Enter your answer as a percentage. %
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In the basic science unit of the university, the following results were obtained from 350 students: 200 students passed the differential calculus course 160 passed physics course 187 passed probability-statistics course 112 approved differential calculus and probability-statistics 120 passed differential calculus and physics 95 passed physics and probability-statistics 80 passed the three courses. What is the probability of those who passed only one course? a. 0.051 b. 0.1714 c. 0.38 d. 0.0714
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A survey of athletes at a high school is conducted, and the following facts are discovered: 32% of the athletes are football players, 28% are basketball players, and 10% of the athletes play both football and basketball. An athlete is chosen at random from the high school: what is the probability that the athlete is either a football player or a basketball player?
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(vi) A coffee shop conducted a survey, which determined that of all customers: 70% puts sugar in their coffee, 35% adds milk, and 25% use both. Suppose a customer is selected at random. The probability that this customer uses exactly one of these two items is