Vales is special faculty in CMU's Department of Psychology. She worked with colleagues Zach Branson and Anna Fisher to find a ...

The ANOVA analysis of variance test is a fantastic tool when your data follows the normal distribution. Should your data fall ...

Since expenditures are heavily skewed, the top 5 percent of patients by cost contribute a disproportionate amount to the mean ...

Cryptocurrency markets are once again exhibiting heightened volatility, a familiar characteristic for veteran investors in digital assets. This renewed volatility is driven by the typical market ...

Variance is the key ingredient that gamblers need to make a profit and an essential part of casino games. Understanding how variance works, and allowing it to play its course is crucial for making a ...

Shortly after an analyst from a high-profile conservative policy group two weeks ago presented lawmakers with evidence that ...

This paper develops a framework to analyze partial population experiments, a generalization of the cluster experimental design where clusters are assigned to different treatment intensities. The ...

In January 2025, Chile’s Consumer Price Index (CPI) increased significantly, with a monthly fluctuation of 1.1%. This figure ...