An index measures the performance of a basket of securities intended to replicate a certain area of the market such as the Standard & Poor's 500.

Learn about letters or numbers to the power of zero, negative indices. Also revise fractional indices for Higher only in this GCSE maths guide.

Equal weight is a proportional measure that gives the same importance to each stock in a portfolio or index fund, regardless of a company's size.

A historical analysis of different size/style portfolios showed that a “mix-and-match” approach produced unexpected risk ...

What is an example of a KPI? A simple example of a KPI would be on-time completion rate. The results will show you how efficient your team is when completing tasks, such as closing service tickets.

Standard capability indices such as C pk are generally considered meaningful only if the process output has a normal (or reasonably normal) distribution. In practice, however, many processes have ...

In recent years, a number of process capability indices that have been proposed in the research literature are gradually being introduced in applications. As shown in this example, you can compute ...

What are indices and how do you trade them? Indices measure the performance of a group of stocks. Discover everything you need to know about stock indices, including how to trade them and which ...