SOLUTION: One in five adults have outstanding traffic fines. If seven adults are randomly selected calculate the probability that 3 have outstanding fines

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Question 844618: One in five adults have outstanding traffic fines. If seven adults are randomly selected calculate the probability that 3 have outstanding fines
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

One in five adults have outstanding traffic fines.  p = .2

If seven adults are randomly selected, P(x = 3)

Using TI Calculator:  The syntax is binompdf(n, p, x-value).

P(x=3) = binompdf(7, .2, 3) = .05120   0r  5.12%