Warm Up 1/5: Unit 4 Lesson 3

Front

What is a positive relationship in a scatter plot?

Back

A positive relationship in a scatter plot means that as one variable increases, the other variable also increases.

Front

Which graph shows a positive relationship?

Back

Graph C shows a positive relationship.

Front

If Joe earned $400, how many hours did he work if the relationship is linear?

Back

Joe worked 25 hours.

Front

What does the x-axis represent in a scatter plot?

Back

The x-axis represents the independent variable, which in this case is 'Hours Worked'.

Front

What happens to the value of a car as its age increases?

Back

As the age of the car increases, its value decreases.

Front

Which scatterplot represents a negative relationship?

Back

Graph C represents a negative relationship.

Front

What is a scatter plot?

Back

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

Front

How can you determine the relationship between two variables from a scatter plot?

Back

You can determine the relationship by observing the direction (positive, negative, or no correlation) and the pattern of the points.

Front

What does it mean if a scatter plot has points that are closely clustered together?

Back

It indicates a strong correlation between the two variables.

Front

What is the significance of outliers in a scatter plot?

Back

Outliers are points that fall far from the trend of the data and can affect the overall interpretation of the relationship.