Find the probability of having 2,3 or 4 successes in five trials of a binomial experiment in which the probability of success is 40%.
2026-04-24 16:15:15.1777047315
How do I solve this binomial distribution problem?
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$$\mathbb{P}(2\le X\le 4)=\sum_{k=2}^{4}{5\choose k}(0,4)^k(1-0,4)^{5-k}$$