Dummy variables have been employed frequently in strategy research to capture the influence of categorical variables. However, misinterpretation of results may arise, especially when interaction ...

At times it is desirable to have independent variables in the model that are qualitative rather than quantitative. This is easily handled in a regression framework. Regression uses qualitative ...

Notes: [1] Standard Errors assume that the covariance matrix of the errors is correctly specified. [2] The condition number is large, 4.36e+05. This might indicate that there are strong ...

Using winning percentage as a well-established proxy for market success, this article proposes a method for estimating the relative contributions of players to victories as an assessment of their ...

[Is this a proper Programmers' topic? Please move if it's more appropriate elsewhere, but I figure most of the math folks would hang out here.]<BR><BR>I have some data that doesn't make sense. We have ...