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What linear equation would fit this data the best? This is linear regression. Let me do two things. First, show you how to do linear regression in google docs (trendline).

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend.

Regression discrepancy-model equations fail to account for the common practice of obtaining more than one achievement score for a discrepancy area (e.g., reading comprehension). This article presents ...

A company’s beta is a measure of its volatility compared to the broader market. Here are two methods for calculating the beta of a private company.

Goodness-of-fit statistics for general multiple-linear-regression equations are reviewed for the case of replicated responses. A modification of the coefficient of determination is recommended. This ...