Skip Counting {Ans: Starting at any point and counting by 2, 5, 10, etc.}Assessment should support the_______ of important mathematics and ______ _______ information to both teaches and students. (NCTM, 2000, p.22) {Ans: learning; furnish; useful}What are the three aspects of teacher practice? {Ans: 1. Content knowledge 2. Ability to listen to students and analyze their response 3. Skill to use information to meet the needs of all students in the classroom}Set - the whole is a set of objects the parts of the set is the sub set {Ans: People in classrooms are a set math groups gender hair color}Cardinal {Ans: How many? Last number counted in a collection of objects}3. Mean - _____ of the set of date {Ans: average}