AssumeX

Xhas a binomial distribution. Use the binomial formula, tables, or technology to calculate the probability of the indicated event:

a.n=18,p=0.5

n=18,p=0.5

P(8X11)=

P(8X11)=Round to four decimal places if necessary

b.n=25,p=0.3

n=25,p=0.3

P(7

P(7Round to four decimal places if necessary