Tuesday

September 23, 2014

September 23, 2014

Posted by **prawin** on Tuesday, February 11, 2014 at 6:17am.

n = 5 , p = 0.3 . Find the probabilities of

getting :

(i) Atleast 3 successes.

(ii) Atmost 3 successes.

n = 5 , p = 0.3

- binomial distribution -
**Damon**, Tuesday, February 11, 2014 at 7:13ambinomial coefficients for n = 5:

1 5 10 10 5 1

p = .3

1-p = .7

P(0) = .3^0 (.7)^5 = .168

p(1) = 5 (.3)^1(.7)^4 = .360

P(2) = 10 (.3)^2(.7)^3 = .309

P(3) = 10 (.3)^3(.7)^2 = .1323

P(4) = 5 (.3)^4(.7)^1 = .028

P(5) = 1 (.3)^5(.7)^0 = .002

first answer is P(3)+P(4)+P(5)

second answer is P(0)+P(1)+P(2)+P(3)

**Answer this Question**

**Related Questions**

statistics - Assume a binomial probability distribution has p = .60 and n = 200...

statistics - Assume that a procedure yields a binomial distribution with a trial...

statistics - Assume that a procedure yields a binomial distribution with a trial...

statistics - Consider a binomial experiment with 20 trials and probability 0.45...

statistic - Quiz has 6 questions. Each question has five possible answers, only ...

statistics; emergency please help me - Assume a binomial probability ...

statistics; emergency please help me - Assume a binomial probability ...

statistics - Assume a binomial probability distribution has p = .60 and n = 200...

statistics - Assume a binomial probability distribution has p = .60 and n = 200...

Statistics - Assume that a procedure yields a binomial distribution with a trial...