Line of best Fit

Front

What is the line of best fit?

Back

The line of best fit is a straight line that best represents the data on a scatter plot. It shows the trend of the data points.

Front

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

Back

Front

How do you determine the slope of a line?

Back

Front

What does a positive slope indicate?

Back

A positive slope indicates that as the x-value increases, the y-value also increases.

Front

What does a negative slope indicate?

Back

A negative slope indicates that as the x-value increases, the y-value decreases.

Front

What is the y-intercept of a line?

Back

Front

What is correlation in statistics?

Back

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

Front

What does a positive correlation mean?

Back

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

Front

What does a negative correlation mean?

Back

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

Front

What is the purpose of the line of best fit?

Back

The purpose of the line of best fit is to make predictions about the data and to summarize the relationship between variables.