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Probability

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The results of a survey asking 100 people how they get their news.
15 From newspapers;
25 From television;
40 From both newspapers & Television
and 20 from no sources;
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What is the probability that a person selected at random from this survey does NOT claim television as a source of getting the news?

  • Probability - ,

    65 people (25 + 40) cite television as a news source

    so 35 out of 100 people do NOT claim TV as a source

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