Bivariate Data MEGA Review

Front

What is bivariate data?

Back

Bivariate data involves two variables and is used to determine the relationship between them.

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points.

Front

What does the line of best fit represent in a scatter plot?

Back

The line of best fit represents the trend in the data, showing the general direction of the relationship between the two variables.

Front

What is a positive correlation?

Back

A positive correlation means that as one variable increases, the other variable also tends to increase.

Front

What is a negative correlation?

Back

A negative correlation means that as one variable increases, the other variable tends to decrease.

Front

What does no correlation mean?

Back

No correlation means there is no apparent relationship between the two variables.

Front

What is a nonlinear association?

Back

A nonlinear association occurs when the relationship between two variables cannot be accurately represented by a straight line.

Front

How do you interpret a scatter plot with a positive linear association?

Back

In a scatter plot with a positive linear association, the points trend upwards from left to right, indicating that as one variable increases, the other also increases.

Front

How do you interpret a scatter plot with a negative association?

Back

In a scatter plot with a negative association, the points trend downwards from left to right, indicating that as one variable increases, the other decreases.

Front

What is the formula for a line of best fit?

Back

The formula for a line of best fit can be expressed as y = mx + b, where m is the slope and b is the y-intercept.