Question #205138

A school survey found that 9 out of 10 students like pizza. If three students are chosen at random with replacement, what is the probability that all the three students like pizza?


1
Expert's answer
2021-06-15T13:45:27-0400

Binomial distribution

P=910=0.9P=\frac{9}{10}=0.9

n=3n=3

P(x)=(nx)px(1p)nx,x=0,1,2,3P(x)=\binom{n}{x}p^x(1-p)^{n-x}, x=0,1,2,3

P(3)=(33)0.93=0.729P(3)=\binom{3}{3}0.9^3=0.729


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!
LATEST TUTORIALS
APPROVED BY CLIENTS