Definition of Variance

Think of it this way, a family in the 50s lets say would have a homemaker for a mother, a father that works, and a couple children. A family in the 2000s most likely has a mother and father that split up or are unmarried. --Samm Read More »

Source: http://answers.yahoo.com/question/index?qid=20120318105642AAVQz8n

What is the definition of "systematic variance?

Information is below. Source(s): http://www.google.com/#hl=en&sugexp=gsis… Read More »

Source: http://answers.yahoo.com/question/index?qid=20110907211701AAQanFP

How do you show a variance matrix is nonnegative definite?

I assume you mean covariance matrix and I assume that you are familiar with the definition: C = E[(X-u)(X-u)T] where X is a random vector and u = E(X) is the mean The definition of non-negative definite is: xTCx ≥ 0 for any vector x Є R So ... Read More »

Source: http://wiki.answers.com/Q/How_do_you_show_a_variance_matrix_is_no...

What is financial definition of variance ?

Permission to use a property in a manner that does not meet current zoning requirements.In order to gain a variance,the property owner usually has to show a hardship on the property—not on the owner—if the requested use is not allowed. It i... Read More »

Source: http://financial-dictionary.thefreedictionary.com/variances

What is medical definition of variance ?

[ver′ē·əns] Etymology: L, variare 1 (in statistics) a numeric representation of the dispersion of data around the mean in a given sample. It is represented by the square of the standard deviation and is used principally in performing an ana... Read More »

Source: http://medical-dictionary.thefreedictionary.com/Sample+variance