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Mathematics, 21.06.2020 02:57 myaj580
b. Find the probability that two or fewer heads are observed in three tosses. (Round your answer to three decimal places.) c. Find the probability that at least one head is observed in three tosses. (Round your answer to three decimal places.) d. Find the expected value of X. (Round your answer to one decimal place.) e. Find the standard deviation of X. (Round your answer to three decimal places.)
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b. Find the probability that two or fewer heads are observed in three tosses. (Round your answer to...
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