<PRE><B>Question 285075</B>
A test consists of 50 true or false questions. If the student guesses on each questions, what is the mean number of correct answers?
n=50 P=.5 i dont know where to go from here 
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Binomial Problem:
mean = np
mean = 50*0.5 = 25
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Cheers,
Stan H.
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