a group of 200 students includes 120 who watch television news, 80 who read a newspaper, and 60 who watch television and read a newspaper. if a student is selected at random, find the probability that the student will a) watch television news or read a newspaper? b) neither watch television news nor read a newspaper? c) only watch television news?

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A: The number of books are 8.

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A:

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A: Classical Definition of Probability: If there are n mutually exclusive, exhaustive and equally…

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A:

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A: Note: As per Bartleby’s guideline for more than one questions only first is to be answered please…

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A: Given Information: Number of men = 21 Number of women = 11  Total  = 21 +11 =32

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A: We will use a combination here to find the respective probability.

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A:

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A: Let  X be the number of agree with him  P(X>=2)= ?

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A:

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A: Given data, p=25%=0.25 n=9 P(X=8)=?

Q: A poll is given, showing 75% are in favor of a new building project. If 9 people are chosen at…

A: Given data, p=75% =0.75 If n=9 then P(X=6)=?

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A: Given, random of 20 households i.e., n=20 p=41%=0.41 q=1-p=1-0.41=0.59

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A:

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A:

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A:

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A: Solution

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

Q: A poll is given, showing 60% are in favor of a new building project. If 9 people are chosen at…

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A:

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A: a.

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A: