Psychol Methods. Author manuscript; available in PMC 2010 Sep 1. An investigator who plans to conduct experiments with multiple independent variables must decide whether to use a complete or reduced ...

An investigator who plans to conduct an experiment with multiple independent variables must decide whether to use a complete or reduced factorial design. This article advocates a resource management ...

Using Methods from Scott Cunninghum's Causal Inference Mixtapes to perform Causality Experiments (Propensity Score Matching, Instrumental Variables, Regression Discontinuity, Difference-in-Differences ...

One of the ways to optimize the evaluation of the experiment and obtain high precision of the results is with the use of an adequate number of measurements for each variable observed in the experiment ...