Weekly Review 8.SP.2&3

Front

What does it mean if most data points in a scatter plot are close to the line of best fit?

Back

The line is a good fit for the data.

Front

In a linear model, what does the slope of the line represent?

Back

The change in y for a unit change in x.

Front

What does the closeness of data points to the line in a scatter plot indicate?

Back

The strength of the linear relationship.

Front

What does it indicate if data points in a scatter plot are scattered far from the line?

Back

A weak linear relationship.

Front

Back

3.

Front

What is a scatter plot?

Back

A graph that shows the relationship between two quantitative variables.

Front

What is a line of best fit?

Back

A straight line that best represents the data on a scatter plot.

Front

What does a positive slope indicate in a linear relationship?

Back

As one variable increases, the other variable also increases.

Front

What does a negative slope indicate in a linear relationship?

Back

As one variable increases, the other variable decreases.

Front

What is the y-intercept in a linear equation?

Back

The point where the line crosses the y-axis.