Review Probability Vocabulary 7th grade

Front

What is a symbol, often a letter, that represents an unknown number in mathematical expressions, equations, or inequalities?

Back

Variable

Front

What term describes an event that has an equal chance of happening as not happening?

Back

Equally likely

Front

What type of probability is based on what 'should' happen?

Back

Theoretical

Front

What is a type of model that shows the sample space?

Back

Tree diagram

Front

What is a mathematical statement that asserts the equality of two expressions?

Back

Equation

Front

What is the term for a number that multiplies a variable in an expression?

Back

Coefficient

Front

What do we call the probability based on actual experiments or trials?

Back

Experimental probability

Front

What is the term for a situation where an event cannot happen?

Back

Impossible

Front

What is the term for a set of all possible outcomes in a probability experiment?

Back

Sample space

Front

What is the term for a mathematical statement that shows the relationship between two expressions that are not equal?

Back

Inequality