Everyone wants a test to be valid. But what is validity and how do you tell if a test is valid or not?
This post explains what item analysis is, how we use it, and what you’ll find in a robust and reliable test.
This year marks ClarityEnglish’s 30th birthday. Over the coming months we will share messages and lessons from a few people who have helped us get to this point. This week, Martin Moore shares four lessons for success in digital publishing.
Have you ever wondered about the process of publishing, or becoming an author? In this mini-series, we share three different experiences in three different types of publishing. This week, Martin Moore shares tips on how to work with a large publishing house.
There are two types of students – those who can study independently and those who can’t. Both need help when they arrive at university.