What are the mean and standard deviation of a binomial probability distribution with #n=11 # and #p=19/23 #?
1 Answer
Jan 2, 2016
Mean
SD
Explanation:
Given -
#n=11#
#p=19/23#
Mean#=np=11 xx 19/23 =9 2/23#
#q=1-p=1-19/23=4/23#
SD#=sqrt(npq)=sqrt(11xx19/23 xx 4/23)=sqrt(1.58)=1.26#
