1.2

Question 1

What is considered qualitative Data ?

Answer 1

Consists of attributes, labels, or nonnumerical entries.

example) eye color, major, place of birth

Question 2

What is considered quantitative data?

Answer 2

Numerical measurements or counts.

example) age, weight of a letter, temperature

Question 3

What is the nominal level of measurement?

Answer 3

• Qualitative data only
• Categorized using names, labels, or qualities
• No mathematical computations can be made

Question 4

What is the ordinal level of measurement?

Answer 4

• Qualitative or quantitative data
• Data can be arranged in order, or ranked
• Differences between data entries is not meaningful

Question 5

What is the Interval level of measurement?

Answer 5

• Quantitative data
• Data can ordered
• Differences between data entries is meaningful
• Zero represents a position on a scale (not an inherent zero – zero does not imply “none”)

Question 6

What is the ratio level of measurement?

Answer 6

• Similar to interval level, quantitative data
• Zero entry is an inherent zero (implies “none”)
• A ratio of two data values can be formed
• One data value can be expressed as a multiple of another