The Hechinger Report

MAY 20, 2020

And Edgenuity agreed that it shouldn’t have calculated student growth the way it did, and said it would edit its case study, though at the time of publication the misleading data still topped its list of “success stories.”. But many people making the decisions are not trained in statistics or rigorous study design. The results were stark.

Company 145

Company Pearson E-rate Software 145

Edsurge

MAY 21, 2019

Few can offer buyers independent assessments of the value of their products, even if those same entrepreneurs have sweated and toiled to build great wares. The WWC narrowed the scope of relevant efficacy data to two types of studies: quasi-experimental (QED) studies and randomized controlled trials (RCTs).

EdTech 141

EdTech Company Outcomes Study 141

MIND Research Institute

MARCH 23, 2018

With all 14 states’ math tests transformed to the same basis (statewide z-score) it was possible to aggregate and compare data across any state or assessment. The report also separately evaluated all 80,000 ST Math students regardless of implementation and found a significant effect size of 0.17.

Study 72

Study Handbook Program Evaluation Guidelines 72