How to Control Error

75 Minutes

How to Control the Four Sources of Bias (Sampling, Construct, Content, and Administrative).  Bias is a part of every study; however, it can be managed, even mitigated with the proper steps.  Otherwise, bias can lead to bad decisions.  The focus of this session is on how to manage bias.

This session is part of the six-part psychometric mini series.  Other topics in the series are Psychometric Basics, Standard Setting, Item Analysis, Analyzing Quantitative Data, and Analyzing Qualitative Data.

Objectives:   You will be able to 

1. Identify the four sources of bias
2. Identify practices that mitigate and magnify error

Materials:  You will receive a workbook with job aids and a QC guide you can adapt to your own work.

Cost:  $59, discounts are available to ISPI members and Hale Center Professional Members.