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Mathematics, 23.06.2020 19:01 Tayj91
Assume that when adults with smartphones are randomly​ selected, 63​% use them in meetings or classes. If 7 adult smartphone users are randomly​ selected, find the probability that exactly 2 of them use their smartphones in meetings or classes.
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Assume that when adults with smartphones are randomly​ selected, 63​% use them in meetings or cl...
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