#1
Which of the following is a key characteristic of the scientific method?
Falsifiability
ExplanationAbility to be proven false through empirical testing.
#2
What is the purpose of a control group in an experiment?
To provide a baseline for comparison
ExplanationEstablishes a standard for comparison against experimental results.
#3
Which research method involves observing and recording behavior in its natural environment without manipulating or controlling it?
Naturalistic observation
ExplanationStudy of behavior in real-world settings without interference.
#4
What is the purpose of peer review in the scientific process?
To validate research findings
ExplanationEnsures research meets standards before publication.
#5
Which of the following is a fundamental principle of ethical research with human participants?
Informed consent
ExplanationParticipants must understand and agree to participate.
#6
Which of the following best describes the process of hypothesis testing?
Determining the likelihood of obtaining results as extreme as the observed results if the null hypothesis were true
ExplanationAssessing the probability of observed results under the assumption of the null hypothesis.
#7
In a correlational study, what does a correlation coefficient of -0.90 indicate?
A strong negative relationship
ExplanationHighly inverse relationship between variables.
#8
What is the purpose of random assignment in an experiment?
To minimize the effects of individual differences
ExplanationBalances out individual differences across experimental conditions.
#9
Which of the following is NOT a criterion for causality?
Statistical significance
ExplanationSignificance doesn't guarantee causality; it's a necessary but insufficient condition.
#10
What is replication in scientific research?
Repeating an experiment to verify its results
ExplanationEssential for validating the reliability of findings.
#11
Which of the following best describes a Type I error in hypothesis testing?
Rejecting a true null hypothesis
ExplanationIncorrectly concluding there's an effect when there isn't.