Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that at least 4 of them use their smartphones in meetings or classes. The probability is. (Round to four decimal places as needed.)
Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that at least 4 of them use their smartphones in meetings or classes. The probability is. (Round to four decimal places as needed.)
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the
probability that at least 4 of them use their smartphones in meetings or classes.
...
The probability is
(Round to four decimal places as needed.)
(1,1)
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