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An experiment succeeds twice often as it fails. Find the probability that in the next six trials

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An experiment succeeds twice often as it fails. Find the probability that in the next six trials there will be at least 4 successes.

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An experiment succeeds twice often as it fails.

∴ P = P(success) = \(\frac{2}{3}\) and q = P(failure) = \(\frac{1}{3}\)

Number of trials = n = 6

By the help of Binomial distribution

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