The probability of Rick getting an A on any test is 2/3. Find the probability that he earns an A on exactly 3 of 4 tests.
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Use the binomial distribution with n = 4, x = 3 and p = 2/3
Originally Posted by nzmathman Use the binomial distribution with n = 4, x = 3 and p = 2/3 Thanks for the tip.
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