Given a normal random variable x with mean 
and standard deviation 
, the variance of the standard normal random variable z associated with x is 0.
Definitions:
Decreasing
Refers to the process of becoming less in size, amount, number, or degree.
United States
A country in North America, comprising 50 states, a federal district, and several territories, noted for its diverse geography and culture.
Cohabiting Households
Living arrangements where two or more people live together in a domestic partnership without being legally married.
Conflict
A serious disagreement or argument, often a protracted one, which may occur between individuals, groups, nations, or within one's self.
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