introduction to statistics

State 2 types of statistics.

• descriptive and inferential

• inferential and external

• internal and descriptive

• population and sample

What is population?

• a complete set of items

• a subset of items

• data on variable of interest

• half of the items

What is primary data?

• data from published data collected by other parties

• researcher collect data directly from a samples

• an study before the actual fieldwork is carried out

example of qualitative data

• the number of siblings

• height of 5 students

• the number of houses

• the shoes brand

Face to face interview also called:

• cause and effect relationship

• experiment method

• using telephone

• personal interview