Posted by **bryanna** on Monday, February 28, 2011 at 6:55pm.

astrid and iman are planing a vaction trip to the island of capri, where the probability of snow on any day is 0.35. what is the probability that during their five days on the island , they will have snow on exactly three of the five days?

- math -binomial probability -
**Reiny**, Monday, February 28, 2011 at 7:17pm
the prob of snow on Capri is .35 ??? NOT!

anyway...

could be snow on 3 days, 4 days, or all 5 days.

= C(5,3)(.35)^3(.65)^2 + C(5,4)(.35)^4(.65) + C(5,5)(.35)^5

=

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