Stat105-Ch01-quiz1

Which of the following statements is true?

• Data are the facts and figures collected, analyzed and summarized for presentation and interpretation
• Elements are the entities on which data are collected
• A variable is a characteristics of interest for the elements
• All of the above
• None of the above

Refer to Table 1.1. "WTO status" is measured in

• nominal scale
• ordinal scale
• interval scale
• ratio scale
• All of the above

The set of measurement obtained for a particular element is called an observation. True or False?

• True
• False

When the data for a variable exhibits the properties of nominal data and in addition, the order or rank of the data is meaningful, the scale of measurement is called

• ordinal scale
• nominal scale
• interval scale
• ratio scale
• All of the above

Which of the following scales is used in quantitative data? 1. nominal scale 2. ordinal scale 3. interval scale 4. ratio scale

• 1 and 2
• 2 and 3
• 3 and 4
• None