BREAKING DOWN 'Mean-Variance Analysis'. There are two major factors in mean variance analysis: variance and expected return. 1  Variance represents how spread out the data set numbers are, such as the variability in daily or weekly returns of an individual security. 2  The expected return is a subjective probability assessment on the return of the stock.
A sitcom is a situation comedy.. It's used to describe a TV or radio show with a set cast of characters that find themselves in humorous or unusual situations. A sitcom is a situation comedy.. It's used to describe a TV or radio show with a set cast of characters that find themselves in humorous or unusual situations.
Sham means not real or fake. An example of sham used as an adjective is the phrase sham intelligence which means smarts that are not really there. The definition of a sham is something or someone that is false or has a disguise. An example of a sham is a fake diamond being advertised as a real one. To sham is defined as to pretend to be something you are not or to disguise something. An example of to sham is to advertise fake gold as real.