PSYC7324 LU4 Quiz

A research design is:

• A detailed outline for the testing of a hypothesis or investigation of research questions

• A rough outline for the testing of a hypothesis or investigation of research questions

• An improvised plan for the research that is made up as you go

• A creative image of your research

Internal and external validity are the same thing

• True

• False

Having high ______ means that you have excluded all alternative hypotheses that could explain the observed changes in the dependent variable

• Internal validity

• External validity

• Neither

• Both

High external validity can be achieved by:

• Ensuring you have a representative sample

• Ensuring your research simulates reality as closely as possible

• Both

• Neither

The unit of analysis refers to

• The person or object that data is collected from

• The amount of questions in the questionnaire

• How many data collection points there were

• How many participants you have

The time dimension for a study that collects data at multiple points in time is:

• Longitudinal

• Cross-sectional

• Both

• Neither

Sampling refers to:

• choosing to collect data from the whole population

• choosing people that you like from the population to collect data from

• doing your best to choose people from the population that represent the entire population

Sampling can be purposive or non-purposive

• True

• False