What questions? You didn't write any?
Answer:
easy!
Step-by-step explanation:
Answer:
0.2752512
Step-by-step explanation:
The formula you are looking for is the binomial probability:
n!
P (X) = ------------ * (P)^X * (q)^n - X
(n- X)! X!
For your particular problem:
n=7
X=2
q = 1-p = .8
7!/(5!*2!)*(.2)^2*(.8)^5 = 0.2752512
Hope this helps, have a nice day/night! :D
Answer:
Step-by-step explanation:
You would do 10*0.06 to get 0.6
So her sold 60 cents worth of balloons
