SOLUTION: Of the members of a boy scout troop,m 15% have received their first aid badge. If 40 boy scouts are selected at random, find the probability that 4 or more will have the first aid

Question 384822: Of the members of a boy scout troop,m 15% have received their first aid badge. If 40 boy scouts are selected at random, find the probability that 4 or more will have the first aid badge?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Of the members of a boy scout troop,m 15% have received their first aid badge. If 40 boy scouts are selected at random, find the probability that 4 or more will have the first aid badge?
---
Binomial Problem with n = 40 and p = 0.15
---
P(4<= x <=40) = 1 - P(0<= x <=3) = binomcdf(40,0.15,3) = 0.8698
================
Cheers,
Stan H.
RELATED QUESTIONS
Of the members of a Boy Scout troop, 15% have received the first aid merit badge. If 40... (answered by ikleyn)

Of the members of a Boy scout troop, 15% have received the First Aid merit badge. If 40... (answered by stanbon)

Two scout troops are camping. One troop has 40 members and the other 48 members. The... (answered by CubeyThePenguin)

A scout leader is teaching her troop to tie knots. She teaches two scouts in 15 minutes.... (answered by nyc_function)

A baker made 20 pies. A boy scout troop buys 1/4 of his pies, apreschool teacher buys 1/3 (answered by oberobic)

Allen is in the Boy Scouts. He has three weeks left in which to complete the hours... (answered by scott8148,sudhanshu_kmr)

In a group of 15 boys, there are 6 scouts. In how many ways can 8 boys be selected, so as (answered by ewatrrr)

A troop of scouts hike to the scout cabin at the rate of 2 miles per hour. They ride back (answered by stanbon,richwmiller)

a girl scout troop sold cookies. if the girls scouts sold 5 more boxes the second week... (answered by dolly)