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Use the function from x = 0 to x = 1 and n equal subintervals with the function evaluated at the left-hand endpoints of each subinterval. Find a formula for the sum of the areas of the n rectangles (call this S) .
Correlation Coefficient
A statistical measure that calculates the strength and direction of a linear relationship between two variables on a scatterplot.
Expected Return
The probable return on an investment, considering all possible outcomes and their probabilities, representing the average of all possible returns.
Beta
A measure of the volatility, or systematic risk, of a security or portfolio in comparison to the market as a whole.
Standard Deviation
Standard deviation measures the amount of variation or dispersion of a set of values, indicating the volatility or risk associated with a particular investment.
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