Study Hall Video #3 - Research

What is the primary focus of psychology as a science?

• Studying the physical properties of the brain.

• Investigating the process of asking and answering questions.

• Understanding humans and their behavior.

• Analyzing cultural beliefs and societal norms.

Which of the following is NOT a type of descriptive research?

• Case Study

• Naturalistic Observation

• Survey

• Experimental Research

What is the key distinction between correlation and causation in psychological research?

• Correlation implies a direct cause-and-effect relationship, while causation only suggests a relationship.

• Causation means two variables move together, while correlation means one variable directly influences another.

• Correlation indicates a relationship between variables, but causation means one variable directly influences another.

• Neither correlation nor causation can be determined in psychological studies.

Are you enjoying the video lesson?

• Yes

• No

In psychological research, what does a null hypothesis (H0) state?

• There is a direct cause-and-effect relationship between two variables.

• There is no relationship between two things.

• The experimental results will always be positive.

• The hypothesis is always proven true.

What statistical test is used to determine if the means of two groups are different?

• ANOVA

• Chi-square test

• T-test

• Regression analysis

What does it mean if the null hypothesis is supported in an experiment comparing two groups?

• One group performed significantly better than the other

• There was no significant performance difference between the two groups

• The experiment's results were inconclusive

• The alternative hypothesis was proven true

What concept refers to the consistency and reproducibility of results across time in psychological research?

• Validity

• Generalizability

• Reliability

• Objectivity

What is the primary purpose of an Institutional Review Board (IRB) in research involving human participants?

• To ensure the study's results are statistically significant

• To protect study participants from harm

• To secure funding for the research project

• To publish the research findings in academic journals