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It is estimated that 3% of the customers who contact the call centre of the company 'Business4you' are kept on hold for so long that

It is estimated that 3% of the customers who contact the call centre of the company 'Business4you' are kept on hold for so long that they eventually hang up. Suppose that 20 calls are attempted over a particular period. Find the probability that 2 clients hang up. Assume a binomial process. (Round to two decimal places)

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