Unit 10 CA Test

Front

What is the relationship between cell phone use and GPA?

Back

The more time students spend on their cell phones, the lower their GPA.

Front

What variable represents the number of weeks in Diego's savings problem?

Back

x = number of weeks, y = total money saved.

Front

What can be approximated by fitting a linear function to the data in a scatter plot of study hours vs. test scores?

Back

The number of hours a student studied can be approximated by fitting a linear function to the data.

Front

In Mia's driving scenario, what is the Independent Variable?

Back

Independent Variable = time driving, Dependent Variable = distance left to the cousin's house.

Front

What is Bill's expected score on the test if he studied for 4.5 hours?

Back

90.

Front

Define Independent Variable.

Back

An Independent Variable is a variable that is changed or controlled in a scientific experiment to test its effects on the Dependent Variable.

Front

Define Dependent Variable.

Back

A Dependent Variable is the variable being tested and measured in a scientific experiment.

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables.

Front

What does a linear function represent in a scatter plot?

Back

A linear function represents a straight-line relationship between two variables.

Front

What is the formula for calculating total savings over time?

Back

Total Savings = Starting Amount + (Savings per Week * Number of Weeks).