What is the z-score of sample X, if #n = 36, mu= 38, St. Dev. =66, and mu_X =14#?
1 Answer
Jan 4, 2016
#z=2.18#
Explanation:
Given -
#n=36#
#mu=38#
#sigma=66#
#mu_x=14#
Find Standard Error
SE
Calculate the
#z=(mu-mu_x)/(SE)=(38-14)/11=24/11=2.18#