Math & Statistics
Learn essential math and statistics concepts that underpin key concepts in business and finance.
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
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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?