Scatter Plots Bell Work 12/3

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.

Front

What does the line of best fit represent in a scatter plot?

Back

The line of best fit represents the trend of the data points in a scatter plot, indicating the general direction of the relationship between the variables.

Front

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

Back

Front

How do you determine the slope of a line from a scatter plot?

Back

Front

What does a positive correlation in a scatter plot indicate?

Back

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

Front

What does a negative correlation in a scatter plot indicate?

Back

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

Front

What is no correlation in a scatter plot?

Back

No correlation means there is no apparent relationship between the two variables; the data points do not show any trend.

Front

What is the purpose of the line of best fit?

Back

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

Front

How can you predict values using a scatter plot?

Back

You can predict values by using the line of best fit to estimate the value of one variable based on the value of the other.

Front

What is the y-intercept in the equation of a line?

Back