Question

A binomial experiment consists of 9 independent trials. The probability of success in each is 0.4. Using tables find p(x less than or equal to 3) Set up like this? X. 1 2 3 4 5 6 7 8 9. P(x=x) .4 .4 .4 .4 .4 .4 .4 .4 .4
Lijim
Its supposed to be a distribution table but it's sloppy since I'm writing from my phone.
Lijim
Then it asks for the mean and standard deviation. The mean is 18 and SD is 25 right?