Line of Best Fit

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 points.

Front

What does correlation mean?

Back

Correlation refers to a statistical relationship between two variables, indicating how one may change in relation to the other.

Front

What is the difference between correlation and causation?

Back

Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.

Front

What is a perfect positive correlation?

Back

A perfect positive correlation occurs when two variables move in the same direction, represented by a correlation coefficient of 1.

Front

What is a perfect negative correlation?

Back

A perfect negative correlation occurs when two variables move in opposite directions, represented by a correlation coefficient of -1.

Front

What does a correlation coefficient of 0 indicate?

Back

A correlation coefficient of 0 indicates no correlation between the two variables.

Front

How do you determine if a line is an accurate line of best fit?

Back

A line is an accurate line of best fit if it minimizes the distance between itself and all data points, representing the overall trend.

Front

What is a positive correlation?

Back

A positive correlation occurs when an increase in one variable leads to an increase in another variable.

Front

What is a negative correlation?

Back

A negative correlation occurs when an increase in one variable leads to a decrease in another variable.

Front

What does 'no correlation' mean?

Back

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