The mean of the probability distribution of a stock's return is the statistical representation of the average investor's expected return. It is the return investors plan on receiving when they buy the stock.

Probability Distribution

A mathematical function that outlines every potential value and their probabilities that a random variable might assume across a specified interval.

Statistical Representation

The use of graphical or numerical methods to display and summarize data, making it easier to understand and interpret.

Average Investor's Expected Return

The anticipated amount of profit or loss an investor predicts to make from an investment, based on historical data and future projections.