Question 1052921
F a)P(A OR Ac )  = PA) + P(Ac)
T b) Variance = Sum of (x-µ)^2
T c) 99% confidence interval Larger. Critical value Larger
ME ={{{ z*sigma/sqrt(n)}}}
 = CI	z = value
90%	z =1.645
92%	z = 1.751
95%	z = 1.96
98%	z = 2.326
99%	z = {{{highlight(2.576)}}}

F d) SD determines the spread. Larger SD has larger spread
T e) .03 < .05