What are the mean and standard deviation of a binomial probability distribution with #n=15 # and #p=3/7 #?
1 Answer
Jan 11, 2016
Mean
SD
Explanation:
Given-
#n=15#
#p=3/7#
Calculate -
#q=1-p=1-3/7=4/7#
#Mean=np=15 xx 3/7=6.43#
#SD=sqrt(npq)=sqrt(15 xx 3/7 xx 4/7)=sqrt (36.7)=1.92#