SOLUTION: The probability that a randomly selected teenager studied at least once during a week was only 0.56. What is the probability that less than half of the students in your study group

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Question 1056055: The probability that a randomly selected teenager studied at least once during a week was only 0.56. What is the probability that less than half of the students in your study group of 10 have studied in the last week? (Round your answer to two decimal places.)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%28X%29=C%2810%2CX%29%2A%280.56%29%5EX%2A%281-0.56%29%5E%2810-X%29
So then less than half would be less than 5 so add the probabilities for 0 through 4.
P=0.241
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