Bivariate Data

Front

What is bivariate data?

Back

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

Front

What is a scatterplot?

Back

A scatterplot is a graph that displays values for two variables for a set of data, showing how they relate to each other.

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatterplot, showing the trend of the data.

Front

What does correlation mean in statistics?

Back

Correlation refers to the degree to which two variables move in relation to each other.

Front

What is a positive correlation?

Back

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

Front

What is a negative correlation?

Back

A negative correlation means that as one variable increases, the other variable decreases.

Front

What is an outlier in a dataset?

Back

An outlier is a data point that is significantly different from other observations in the dataset.

Front

How do you identify a linear correlation in a scatterplot?

Back

A linear correlation can be identified if the points in the scatterplot form a straight line pattern.

Front

What is the equation of a line in slope-intercept form?

Back

The equation of a line in slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Front

What does the slope of a line represent?

Back

The slope of a line represents the rate of change of the dependent variable with respect to the independent variable.