This folder contains additional materials relating to the Registered Report for Study 39: Willingham et al. 2012, PNAS. The Registered Report can be found <a href="http://elifesciences.org/content/4/e04586" target="_blank">here</a>. ---------- **Registered Report Initial Draft**: - This document represents the first draft of the selected experimental protocols. It contains the information that the Core team, with help from scientist volunteers, was able to glean from the original publication and its supplemental materials before the original authors were contacted for their input. - <a href="https://osf.io/rz39d/">Study 39 Registered Report Initial Draft</a> **Power Calculations**: - These documents contain details about how power calculations were performed, and include spreadsheets documenting statistical tests as well as any PRISM files, R scripts or additional materials used. - <a href="https://osf.io/tijzw/">Study 39 Power calculations.xlsx</a> - <a href="https://osf.io/k9bjd/">Protocol 39 normality homoscedasiticity.R</a> - <a href="https://osf.io/wqrus/">Study 39 unequal variance t-tests.R</a> - <a href="https://osf.io/w7us6/">Study 39 Table S4 2 way ANOVA.R</a> - <a href="https://osf.io/79q45/">Study 39 Table S4 MANOVA.R</a>