Scatter Plots

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two data sets by displaying points for each data pair.

Front

What does a negative linear association in a scatter plot indicate?

Back

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

Front

What type of correlation is represented when there is no discernible pattern in a scatter plot?

Back

No association.

Front

How can you determine the value of one variable based on another in a scatter plot?

Back

By locating the point that corresponds to the known value on one axis and reading the value on the other axis.

Front

What does it mean if a scatter plot shows a positive correlation?

Back

It means that as one variable increases, the other variable also tends to increase.

Front

What is the significance of the slope in a scatter plot?

Back

The slope indicates the direction and steepness of the relationship between the two variables.

Front

How can outliers affect the interpretation of a scatter plot?

Back

Outliers can skew the results and may lead to misleading conclusions about the relationship between the variables.

Front

What is the purpose of using scatter plots in data analysis?

Back

Scatter plots are used to visually assess the relationship between two quantitative variables.

Front

What does it mean if the points in a scatter plot are tightly clustered around a line?

Back

It indicates a strong correlation between the two variables.

Front

What is the role of the x-axis and y-axis in a scatter plot?

Back

The x-axis typically represents the independent variable, while the y-axis represents the dependent variable.