Chapter 2 Psych Terms

 A ___________ is a testable statement or educated guess about the relationship between two or more variables.

• Hypothesis

• Sample

• Correlation

The process of repeating a research study to determine if the same results can be obtained is called ___________.

• Hypothesis
• Experimentation
• Replication
• Analysis

 A research method that involves collecting data through questionnaires or interviews from a sample of individuals is known as a ___________.

• Experiment
• Observation
• Survey
• Case Study

The entire group that a researcher is interested in studying is referred to as the ___________.

• Sample
• Subset
• Variable
• Population

Elijah, Liam, and Luna are on a mission to conduct a research. They decide to select a smaller group from their school population for their research. This smaller group is called a ___________.

• Hypothesis

• Variable

• Sample

• Experiment

 In a ___________, each member of the target population has an equal chance of being selected

• random sample
• biased sample
• convenience sample
• voluntary response sample

 A ___________ is a sample in which subgroups within the population are represented in the same proportions as they exist in the overall population.

• Stratified sample
• Random sample
• Cluster sample
• Systematic sample

Imagine this, Olivia, James, and Henry are participating in a fun quiz competition. They come across a tricky question: '___________ is a type of bias that occurs when people who volunteer for a study may differ from those who do not.' Can you help them answer this?

• Volunteer bias

• Confirmation bias

• Sampling bias

• Response bias

An in-depth examination of a single individual or a small group over an extended period is known as a ___________.

• Survey
• Experiment
• Case Study
• Observation

The research design that involves studying the same group of individuals over an extended period, often years or decades, is called the ___________.

• Cross-sectional design
• Experimental design
• Longitudinal design
• Correlational design