Level of Measurement

Question 1

What is Levels of measurement?

Answer 1

It tells us how the data was measured

Question 2

What the three types of level of measurement?

Answer 2

1)Nominal
2)Ordinal
3)Interval

Question 3

What is Nominal data?

Answer 3

•Results are in two or more behavioural categories
• Collected through closed questions or structured observation
•Shows no of times something occurs

Question 4

What is Ordinal Data?

Answer 4

•Results are placed in rank order
•Difference between each rating is unknown
•Calculated using a rating scale

Question 5

What is Interval Data?

Answer 5

•Uses precise mathematical measurements eg weight, distance, time
•Made up of Known scales + equal distances
•

Question 6

What are the advantages of Nominal data?

Answer 6

•Quick to collect
•Increased external reliability

Question 7

What are the disadvantages of nominal data?

Answer 7

•Unable to express degrees of response
•Can only use mode as a measure of spread

Question 8

What are the advantages of ordinal data?

Answer 8

•Relative values
•More informative than nominal data

Question 9

What are the disadvantage of ordinal data?

Answer 9

•Don’t how big gap is between values
•Unaware the measure of gap on a rating scale

Question 10

What the advantages of interval data?

Answer 10

•Most precise form of data
•All of equal values
•Scientific measures
•Highly reliable

Question 11

What are the disadvantages of Interval data?

Answer 11

N/A