While widely used, standard deviation, like other measures mentioned here, is based on past results and may not predict future performance.

Transactional leadership did not predict trust or performance in either population.

And predicting future performance is a no-no in mutual fund land.

The economy has contracted by about 1 percent in each of the last two years, and many economists predict similar performance this year.

This makes it especially hard to predict performance from just looking at the microarchitecture.

The results of junior competitions are a good way to predict performance at world level.

Robert Putnam (1993) found that stock of social capital predicts economic performance.

It is simple to predict cooler performance from standard weather report information.

But investors shouldn't assume the past will predict future performance.

However, he added, "If these people come out of a particular industry, that gives investors some background to predict future performance on."