Random Sampling and Random Assignment The major assumption behind traditional parametric procedures--more fundamental than normality and homogeneity of variance--is the assumption that we have ...

Although random assignment and the logical operations which flow from it, are powerful tools for hypothesis testing, there are some drawbacks. If we want to compare two treatments of anorexia, we can ...

To illustrate the importance of random assignment, I would like you to imagine we did not use random assignment in our study of treatment for COVID-19.

A growing number of school districts use centralized assignment mechanisms to allocate school seats in a manner that reflects student preferences and school priorities. Many of these assignment ...

Using the historical random assignment of MBA students to sections at Harvard Business School (HBS), I explore how executive peer networks can affect managerial decision making. Within an HBS class, ...