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If the Pearson correlation between X and Y is negative,then the regression equation will have a negative slope.
Rate of Return
The percentage of profit or loss on an investment over a specified period.
Capital Gain Yield
The rise in the price of a security, like a stock or bond, leading to a profit if sold; expressed as a percentage increase over the investment's cost.
Income Yield
The return on an investment in terms of the income generated, expressed as a percentage of the investment's cost.
Total Return
The overall gain or loss on an investment over a particular period, including dividends, interest, and capital gains.
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