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    The Probability That a Student Will Pass an Exam on Any
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The Probability That a Student Will Pass an Exam on Any

Question 12

Question 12

Multiple Choice

The probability that a student will pass an exam on any trial is 0.7. What is the standard deviation of the number of trials needed to pass the exam?


A) 0.540
B) 0.548
C) 0.782
D) 0.880
E) 0.002

Correct Answer:

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