Exploring Bivariate Data and Scatter Plot Associations

What is the primary purpose of a scatter plot?

• To measure the central tendency of data

• To create a bar chart

• To display a single set of data

• To show the relationship between two sets of data

In the example involving pages in a novel and times checked out, what does an outlier represent?

• A data point that fits perfectly with the others

• A data point that is very different from the others

• A data point that is the average of all others

• A data point that is the median of all others

What type of correlation is observed when one data set increases while the other decreases?

• Negative correlation

• No correlation

• Positive correlation

• Neutral correlation

When plotting data on a scatter plot, why is it important to be aware of the gauge of measurement?

• To accurately represent the relationship between data sets

• To make the graph look more colorful

• To avoid using too much paper

• To ensure the data points are evenly spaced

In the work experience and wages example, what does the outlier indicate?

• A person with low experience and high wage

• A person with no experience and no wage

• A person with high experience and low wage

• A person with average experience and wage

How should the relationship be described when both data sets increase together?

• As a neutral relationship

• As no relationship

• As a positive relationship

• As a negative relationship

What does a squiggly line on a scatter plot indicate?

• A negative correlation

• A large number of data points

• A section of the graph with no data

• A positive correlation

In the context of scatter plots, what does a positive correlation mean?

• One data set increases while the other decreases

• Both data sets increase together

• There is no relationship between the data sets

• Both data sets decrease together

What is the relationship between book spine width and the number of pages?

• Positive correlation

• Inverse correlation

• No correlation

• Negative correlation

Why is it important to use the same term when describing a positive relationship?

• To use more technical jargon

• To confuse the reader

• To ensure clarity and consistency

• To make the description longer