Student B studies one night before the test, so he knows about 60 % of the material.

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Student B studies one night before the test, so he knows about 60 % of the material. What is the probability that this student can pass the test when the standard for passing is eight correct answers?


Use the following information to answer question. A college professor gives a test that has 10 true–false questions. Two students take the test. Student A, who does not know anything about the subject, answers the questions by tossing a coin. The college professor sets up the following hypothesis, where p represents the probability that a student gets an answer right.
H0: The students do not know anything (p = .5).
H1: The students know the subject (p > .5).

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Related Book For  book-img-for-question

Statistics For Business And Financial Economics

ISBN: 9781461458975

3rd Edition

Authors: Cheng Few Lee , John C Lee , Alice C Lee

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