2. Analysing Data

Question 1

What are the three types of data?

Answer 1

• Nominal
• Ordinal
• Interval

Question 2

What is nominal data?

Answer 2

A frequency count for distinct categories where something can only belong to one category

Question 3

What is ordinal data?

Answer 3

• subjective scale
• numbers can be placed in rank order / on a scale
• we do not know the true intervals between each position or rank

Question 4

What is interval data?

Answer 4

Measurements are taken from a scale where each unit is the same size and the gap between each unit is fixed and equal