Math 3 EOC Test 1

Front

What is population density?

Back

Population density is the number of people living per unit of area, typically expressed as people per square mile or square kilometer.

Front

Which state has the greatest population density?

Back

Georgia has the greatest population density among the options provided.

Front

If Vaughn can make 10 shelves in 7 days, how many shelves can he make in one day?

Back

Vaughn can make approximately 1.43 shelves per day.

Front

If Leroy can make 12 shelves in 5 days, how many shelves can he make in one day?

Back

Leroy can make 2.4 shelves per day.

Front

How do you calculate the combined work rate of two people working together?

Back

Add their individual work rates together to find the combined work rate.

Front

If Vaughn and Leroy work together, how long will it take them to make 25 shelves?

Back

It will take them approximately 6.5 days to make 25 shelves together.

Front

What is an experiment in research?

Back

An experiment is a study in which the researcher manipulates one or more variables to observe the effect on another variable.

Front

What is an observational study?

Back

An observational study is a type of research where the researcher observes and records behavior without manipulating any variables.

Front

What is a stratified random sample?

Back

A stratified random sample is a sampling method where the population is divided into subgroups, and random samples are taken from each subgroup.

Front

What is a cluster sample?

Back

A cluster sample is a sampling method where the population is divided into clusters, and entire clusters are randomly selected.