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Assume that when adults with smartphones are randomly​ selected, 47 ​% use them in meetings or...

Assume that when adults with smartphones are randomly​ selected, 47 ​% use them in meetings or classes. If 9 adult smartphone users are randomly​ selected, find the probability that at least 2 of them use their smartphones in meetings or classes. The probability is....... ​(Round to four decimal places as​ needed.)

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