Data that have a multilevel structure occur frequently across a range of disciplines, including epidemiology, health services research, public health, education and sociology. We describe three ...

Robust methods for regression yield parameter estimates that are insensitive to small departures in the data from the assumed model. A review of some basic ideas of robust estimation focuses on a ...

Learn how to perform regression analysis of your data in Microsoft Excel, a statistical process that helps you understand the relationship ...

Enhance your sales predictions using Excel's regression analysis tools and improve decision-making with data-driven insights.

Objective To examine the influence of postpartum exercise on maternal depression and anxiety. Design Systematic review with random effects meta-analysis and meta-regression. Data sources Online ...