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 line of best fit?

Back

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

Front

What does the slope of a line of best fit represent?

Back

The slope indicates the rate of change of the dependent variable (y) with respect to the independent variable (x).

Front

What is correlation in statistics?

Back

Correlation measures the strength and direction of a linear relationship between two variables.

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 categorical data?

Back

Categorical data represents characteristics or qualities that can be divided into groups.

Front

What is numerical data?

Back

Numerical data consists of numbers that can be measured or counted.

Front

What is the purpose of a scatter plot?

Back

A scatter plot visually displays the relationship between two quantitative variables.

Front

What does it mean if a line of best fit is close to all points?

Back

It indicates that the model accurately represents the data, showing a strong correlation.