12.2 Scatter Plots
Plotting paired data to judge the form, direction, and strength of a relationship by eye, before any line is fitted to it.
3 exercises
12.2 Exercise 5
The Gross Domestic Product Purchasing Power Parity is an indication of a country’s currency value compared to another country. the table shows the GDP PPP of Cuba as compared to US dollars. Construct a scatter plot of the data.
12.2 Exercise 7
Does the higher cost of tuition translate into higher-paying jobs? The table lists the top ten colleges based on mid-career salary and the associated yearly tuition costs. Construct a scatter plot of the data.
12.2 Exercise 9
If there are 15 data points in a set of data, what is the number of degree of freedom?
Adapted from Introductory Statistics 2e © 2023 Rice University. Licensed under CC BY 4.0. Source: Introductory Statistics 2e. Imported at revision 50ec917.