Research methods

What is a hypothesis?

• a prediction

• an absolute solution

• a random guess

• an experiment

Which is NOT a step of the scientific method?

• Hypothesis

• Analyse data

• Count items

• Report Findings

Psychology is the scientific study of?

• Science and Non-Science

• Behavior and Mental Processes

• Non-human animals

• Descriptive studies

The __________ is the one manipulated by the researcher.

• DV

• Confounding Variable

• Controls

• IV

The ___________is the variable that is measured

• IV

• DV

• Controls

• Samples

A ___________ is the group of individuals taking part in the research study.

• Population

• Sample

• Variable

• Control

In __________ __________ every member of the target population has an equal chance of becoming part of the sample.

• Stratified sampling

• Random sampling

• Opportunity sampling

• Self-selected sampling

An extraneous variable:

• is deliberately changed in an experiment
• is an uncontrolled variable that could affect the DV
• Is measured in an experiment
• Occurs only in field studies

A student plans to investigate the effects of practice on IQ test performance. Some participants are given two practice tests prior to the IQ test whereas others do the test beforehand. The dependent variable in this study is:

• The participants
• The effects of practice
• IQ test performance before the study
• IQ test performance at the end of the study

Which of the following is a random sample?

• Names drawn from a hat
• Asking people if they would like to take part
• Every 10th name in the register
• Taking whoever happens to be there