Bivariate Data Flashcardizz

Front

What is a line of best fit used for?

Back

To predict things.

Front

What is bivariate data?

Back

Data that involves two different variables.

Front

What does a scatter plot represent?

Back

A graph that shows the relationship between two variables.

Front

What is the purpose of making predictions in bivariate data analysis?

Back

To estimate future values based on existing data.

Front

What does a positive trend in a scatter plot indicate?

Back

As one variable increases, the other variable also increases.

Front

What does a negative trend in a scatter plot indicate?

Back

As one variable increases, the other variable decreases.

Front

What is the meaning of correlation in bivariate data?

Back

A measure of the strength and direction of the relationship between two variables.

Front

What is the range of values for correlation coefficients?

Back

From -1 to 1.

Front

What does a correlation coefficient of 0 indicate?

Back

No correlation between the two variables.

Front

How do you determine the line of best fit on a scatter plot?

Back

By finding the line that minimizes the distance between the line and all the points.