A binomial probability experiment is conducted with the given parameters. Compute the probability of x successes in the n independent trials of the experiment. n = 9, p = 0.2, x ? 3 The probability of x ? 3 successes is . (Round to four decimal places as needed.)
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Step 1
First, let's find the probability of 0 successes: P(X = 0) = (9 choose 0) * (0.2)^0 * (0.8)^(9-0) = 1 * 1 * 0.8^9 = 0.1342 (rounded to four decimal places) Show more…
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