It is known that a certain lacrosse goalie will successfully make a save 85.65% of the time. Suppose that the lacrosse goalie attempts to make 15 saves. What is the probability that the lacrosse goalie will make at least 12 saves? Let X be the random variable which denotes the number of saves that are made by the lacrosse goalie. Find the expected value and standard deviation of the random variable. E(X) =

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It is known that a certain lacrosse goalie will successfully make a save 85.65% of the time. Suppose that the lacrosse goalie attempts to make 15 saves. What is the probability that the
lacrosse goalie will make at least 12 saves?
Let X be the random variable which denotes the number of saves that are made by the lacrosse goalie. Find the expected value and standard deviation of the random variable.
E(X) =
Transcribed Image Text:It is known that a certain lacrosse goalie will successfully make a save 85.65% of the time. Suppose that the lacrosse goalie attempts to make 15 saves. What is the probability that the lacrosse goalie will make at least 12 saves? Let X be the random variable which denotes the number of saves that are made by the lacrosse goalie. Find the expected value and standard deviation of the random variable. E(X) =
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