Fantastic Data and Where to Find Them

Primary Data is...

• Data collected by someone else

• Data you have collected yourself

Secondary data is...

• Data you have collected yourself

• Data collected by someone else

An example of primary data could be...

• Your Interview report

• News Programme

• Magazine article

• Peer reviewed journal article

An example of secondary data could be

• Your interview result report

• Your observation report

• Your Experiment report

• Online news article

One of the drawbacks of primary data research is...

• Hella expensive

• Cheap

Suketi draws 10 names out of a hat to survey is example of...

• simple random sampling

• systematic sampling

• stratified sampling

• cluster sampling

Caca Handika ask every 5th person their opinion

• simple random sampling

• systematic sampling

• stratified sampling

Tono surveys 5 boys and 5 girls from every class

• simple random sampling

• stratified sampling

• systematic sampling

When only some elements (individuals or object) in population are surveyed, the data collection techniques is called?

• sampling

• bias

• cluster sample

• simple random

Each population element has a known (non-zero) chance of being chosen for the sample.

• Probability sampling

• Non-probability sampling