Question

Find the standard deviation, , for the binomial distribution which has the stated values of n and p. Round your answer to the nearest hundredth. n = 1765; p = 0.57

Answer 1

don't you first find the variance

\[\sigma = np(1-p).... or ... \sigma = npq\]

then take the square root

Answer 2

the first one is correct i believe for standard deviation

Answer 3

answer is 20.80

Answer 4

ok... so its 1795x 0.57 x 0.43

Answer 5

its an age since I've done binomial distribution stuff... hope I helped