Get premium membership and access revision papers with marking schemes, video lessons and live classes.
OR

Form 1 Geography Online Lessons on Statistics

In this lesson we are going to learn about the types of statistical data and the nature of statistical data

(6m 16s)
511 Views     SHARE

Types of Statistical Data
Primary Data
- First hand or original information from the field e.g.
Mean daily temperature from a weather station
Enumeration/census
Secondary/Derived Data
- 2nd hand information available in stored sources compiled by other researchers e.g. • Textbooks
• Reference books
• Maps
• Video/audio tapes
• Newspapers
• Magazines
• Census reports
• Slides
• Census reports
Nature of Statistical Data
1. Discrete Data
-Which is given in whole numbers e.g.
16 elephants
1093 tonnes of wheat
2. Continuous Data
- Facts and figures which can take any value e.g.
• Fractions e.g.23 ¼
• Decimals e.g. 6.20 mm
• Values within range e.g. 0-30◦c
3. Grouped Data
- Which is non precise/exact but values range in groups e.g.

Sources of Statistical Data
1. Primary Sources
-People or places which have 1st hand or original information.
The information can be collected by observation, measuring, counting, photographing etc.