Among 500 freshmen pursuing a business degree at a university, 307 are enrolled in an economics course, 201 are enrolled in a mathematics course, and 120 are enrolled in both an economics and a mathematics course. What is the probability that a freshman selected at random from this group is enrolled in each of the following? (Enter your answers to three decimal places.) (a) an economics or a mathematics course (b) exactly one of these two courses (c) neither an economics course nor a mathematics course

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A: Given,p=0.15Let a random variable X~Geometric (p=0.15)P(X=x)=0.151-0.15x-1P(X=x)=0.150.85x-1  ;…

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A: Answer is .553. Explanation is as follows

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A: Given that, P(E)= 70% = 0.70 P(C)= 19%= 0.19 P(C/E)= 7%= 0.07 P(C Ω E)=?

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A: Given: n (introductory statistics) = 200 n (accounting and statistics) = 50 n (accounting but not…

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A: Given information: Number of executive members whose committee has to be formed = 6 Number of…

Q: 2. A box contains 4 red and 5 green balls. Two balls are selected at random and discarded without…

A: Number of red balls: 4 Number of green balls: 5 Let GG, RG and RR be the events that the discarded…

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A: It is given that, approximately 22% of the eligible, in a small city, are called for jury duty in…

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A: From the provided information, 33% of the physics majors up along to ethnic minorities (p) = 0.33…

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A:

Q: In a small city, approximately 15% of those eligible are called for jury duty in any one calendar…

A: From the given information, Proportion of those eligible for jury duty =0.15 Further, it has been…

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A: There are different type of discrete distributions, some of them are binomial, Bernoulli, Poisson,…

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A: p = 0.7 n = 8

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A:

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A: Using Tree diagram I have answered it

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A:

Q: A ball is drawn from the fırst box and transferred unseen to the second box. If a ball is now drawn…

A: Here use tree diagram

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A: Given , 75 percent of the graduates are citizens ... Among them 60 percent of citizens are employed…

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A: From the provided information, Four digits between 0 and 9 are randomly selected with replacement…

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A:

Q: 1. What is the probability that two of the next three presidents of the United States will have been…

A: Probability of an event is the ratio of number of favorable outcomes to total number of outcomes

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Q: Among 500 freshmen pursuing a business degree at a university, 320 are enrolled in an Economics…

A: Probability of an event:The formula for probability of an event is as follows.

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Q: A survey of athletes at a high school is conducted, and the following facts are discovered: 25% of…

A: Given that, Probability(Football player) = 25% Probability(Basketball player) = 60% Probability(Both…

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A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: Given that  Total business majors (n) = 2000 Students enrolled in an accounting course = 500…

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A: