MQ2 Flashcards
Which research method assesses how well one variable predicts another without demonstrating a cause-effect relationship between the variables?
correlational research
Dr. Vaughn has publicly communicated her planned research design and hypotheses. She has also communicated how she plans to collect data and anticipated analyses that will be used to test her study hypotheses. This is known as…
preregistration.
A negative correlation between degree of wealth and likelihood of suffering from a psychological disorder would indicate that…
people who are poor are more likely than wealthy people to have a psychological disorder.
Which of the following facilitates descriptions of ongoing behaviors without explaining them?
random assignment
Dr. Cast has found that children who watch more television are more likely to be overweight. Which conclusion can he reach?
Watching increased amounts of television is correlated with obesity.
Commonsense thinking has several flaws. Which of the following is NOT one of those flaws?
scientific inquiry
Stan is reading peer-reviewed research studies that have found that as the amount of corporal punishment increases, the intelligence level of the child decreases. This demonstrates a(n)…
negative correlation.
A descriptive technique for obtaining the self-reported attitudes or behaviors of a representative sample of a population is known as…
a survey.
Replication of a research study is most likely to be facilitated by…
operational definitions.
Professor Stone wants to determine how stereotype threat can affect test performance. Specifically, he wants to prove that stereotype threat causes poor test performance. Professor Stone must use which research design?
Experiment.
One research team randomly assigned hospitalized premature infants either to formula feedings or to breast-milk feedings. Which research method did they use?
Experimentation.
The placebo effect best illustrates the impact of ________ on feelings and behaviors.
positive expectations
New technologies such as phone apps, social media, and Google searches have enabled the collection of “big data” by means of…
Naturalistic observation.
In a psychological experiment, the experimental factor that is manipulated by the investigator is called the ________ variable.
Independent.
Anything that can vary and is feasible to measure is called a(n)…
Variable.
