Canadian Journal of Education / Revue canadienne de l'éducation, Vol. 28, No. 1/2 (2005), pp. 128-146 (19 pages) A test item exhibits differential item functioning (DIF) if students with the same ...

In geometry, the word translation means moving. It can help to think of translating a shape as sliding the shape. When you translate a shape: every point on the shape moves the same distance and in ...

Translation is the word we use when shapes move up, down, left and right. Let's start with a simple problem. We're going to move the furniture in Boo's bedroom around using translation. Here is a ...