Educators have been chomping at the bit to get a better idea of what the tests for the common standards will look like. Getting a peek at sample items is an important way to shape curriculum, both for ...

Stratified mean-per-unit sampling is a key tool used by auditors. The popularity of this statistical procedure arises from its unique ability to produce trustworthy ...

PARCC has made its sample test questions available for computer-based practice. Sample items for the upcoming assessments of Common Core State Standards have been released previously for testing on ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...