Question

Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that exactly 6 of them use their smartphones in meetings or classes

The probability is ___

Answer 1

The probability that exactly 6 adults uses their smartphones in meeting or classes is given by-

where.

; probability of success(i.e., the probability that the adult uses their smartphone)

; n independent trial

; x successes in n independent trial (i.e., 6 adults uses their smartphone out of 8 randomly selected adults)

Or 8.478%

So, the probability that out of 8 adult smartphone users 6 uses their smartphones in meetings or classes is 0.08478 Or 8.478%