The Probability of Correctly Predicting the Outcome of a Coin $\surd$

question 65

Multiple Choice

The probability of correctly predicting the outcome of a coin toss is p = ½.What is the standard deviation of the normal approximation to the binomial distribution for the number of correct predictions in a series of 100 tosses?

• A)50
• B)\(\surd\)50
• C)25
• D)5

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