Examlex
Relative frequency is the proportion (or percent) of observations within a category and is found using the formula: relative frequency
Market Index
A statistical measure that tracks the performance of a group of stocks, representing a portion of the overall market.
Correlation Coefficient
An analytical tool that determines the magnitude of association between the fluctuations of two interrelated variables.
Standard Deviation
A measure of the amount of variation or dispersion in a set of values, often used to quantify the volatility of a financial instrument or investment portfolio.
Stock-index Mutual Fund
A mutual fund that mimics the composition and performance of a particular stock market index, allowing investors to invest in the performance of the whole market or specific sectors.
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