3. Let us learn the Basics of Statistics
Learning the vocabularies in Statistics and
understanding their meaning help us better
use and appreciate the beauty of statistics in
real life situations.
In fact one of the highest paying jobs in the
world is being an Statistician and Data analyst
jobs in the world.
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25. LEVEL OF MEASUREMENT
Assignment of symbols or numerical to objects or
events according to some rules.
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30. NOMINAL
Characterized by data that consists of names, labels and categories only.
Used for groupings or categorizing data
Distinguish one object from another for identification purposes
Can’t tell if one is better or worse than the other.
EX. sex, nationality, civil status, zip code, name of school, gender
31. ORDINAL
Data that can be arranged in some specified order or rank
When object is measured, we can say that one is better than
the other but can’t tell how much more or less of the
characteristics one object has than the other.
EX. position, grading system, ranking
32. INTERVAL
specify the amount of differences of data.
data in this level may lack an inherent zero starting point.
EX. temperature, scores in exams
33. RATIO
data in this level include the inherent zero starting point.
highest level of measurement
Ex. measures of height ,weight, area
34. Tell what scale of measurement will be used for the
following data.
9. grades in ESAP
10. religion
11. race
12. air-conditioned room
13. LRN
14. ID number
15. CSTC
16. age of students
1. color
2. height
3.performance rating
4. scores in basketball
5. gender
6. family income
7. SSS number
8. IQ scores
