Q3 MATH 7 REVIEW ACTIVITY

A branch of mathematics that deals with collecting, organizing, and interpreting data to address a certain phenomenon.

• Algebra

• Calculus

• Geometry

• Statistics

Characteristics that vary over time from subject to subject.

• Population

• Sample

• Variables

• Trial

It is a subset of population under study.

• Term

• Population

• Sample

• Variables

It is the set of all possible cases from which data are collected.

• Scheme

• Variables

• Sample

• Population

It involve direct interaction between a researcher and a participant where questions are asked and responses are recorded.

• Interview

• Survey

• Observations

• Case Studies

Researchers directly observe and record behavior of events or phenomena without direct interaction with the participants.

• Experiments

• Observations

• Interview

• Surveys and Questionnaire

These are whole numbers that can be positive, negative, or zero.

• Integers

• Irrational Numbers

• Fraction

• Prime Numbers

If a and b are integers, then a + b and ab are also integers.

• Associative Property of Addition and Multiplication

• Distributive Property of Addition and Multiplication

• Commutative Property of Addition and Multiplication

• Closure Property of Addition and Multiplication

Whenever zero is divided by any integers (except zero) the quotient is always zero.

• Identity Property

• Division Property of Zero

• Associative Property

• Inverse Property

Which of the following is a positive integer?

• -3

• 0

• 5

• -7