Comparing Tablet Computers.Tablet PC Comparison provides a wide variety of information about tablet computers. The company's website enables consumers to easily compare different tablets using factors such as cost, type of operating system, display size, battery life, and CPU manufacturer. A sample of 10 tablet computers is shown inTable 1.6(Tablet PC Comparison website).

1. How many elements are in this data set?
2. Answer
3. The 10 elements are the 10 tablet computers
4. How many variables are in this data set?
5. Answer
6. Five variables: Cost ($), Operating System, Display Size (inches), Battery Life (hours), and CPU Manufacturer
7. Which variables are categorical and which variables are quantitative?
8. Answer
9. Categorical variables: Operating System and CPU Manufacturer
10. Quantitative variables: Cost ($), Display Size (inches), and Battery Life (hours)
11. What type of measurement scale is used for each of the variables?