Math & Statistics
Learn essential math and statistics concepts that underpin key concepts in business and finance.
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Calculating Covariance for Stocks
The covariance calculation shows how two stocks move together, which is useful when building a diversified investment portfolio.
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Chi-Square (χ2) Statistic Definition
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Uniform Distribution Definition
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Discrete Distribution Definition
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Posterior Probability Definition
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Yield Variance Definition
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What Is a Relative Standard Error?
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Semi-Deviation Definition
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Two-Way ANOVA Definition
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How Do Odds Work in Betting?
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Algebraic Method Definition
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How do I calculate how long it takes an investment to double (AKA 'The Rule of 72') in Excel?
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Required Rate of Return and Gordon Growth Model
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Excess Kurtosis Definition
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Systematic Sampling vs. Cluster Sampling: What's the Difference?
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Robust
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Poisson Distribution Definition
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Introduction to the Type 1 Error
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Runs Test Definition
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Asymmetrical Distribution Definition
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Spurious Correlation
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Homoskedastic Definition
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Nominal Yield Spread Definition
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Nonparametric Method Definition
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Prior Probability
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Adjusted Mean Definition
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Anomaly Definition
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Growth Curve Definition
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Sample Selection Bias
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Mesokurtic Definition
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What's the Percentage off the 52-Week High or Low?
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Boolean Algebra Definition
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Texas Sharpshooter Fallacy
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Variable Overhead Efficiency Variance
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Look-Ahead Bias Definition
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A Priori Probability Definition & Example
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Copula
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Unconditional Probability Definition
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Absolute Frequency Definition
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Defining Nonlinear Regression
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Scheffé's Test
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Detrend Definition
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Nonlinearity Definition
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Three-Way ANOVA
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When Is It Better to Use Simple Random vs. Systematic Sampling?
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Applying the Geometric Mean: Key Examples
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Positive Correlation vs. Inverse Correlation
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What percentage of the population do you need in a representative sample?