Midterm 2 actual test Flashcards
1. Which of the following is not a goal of scientific research as discussed in this course? A. Prediction B. Profit C. Explanation D. Control
B Profit
2. Stating clearly what you mean to measure and how is: A. Operationalizing B. Generalizing C. Validating D. Sampling
A. Operationalizing
- A scientific hypothesis is:
A. A guess
B. A conclusion based on evidence
C. An idea at the lowest level of analysis available
D. A statement or set of beliefs about the world
D. A statement or set of beliefs about the world
- An independent variable is:
A. A variable that is under the control or choice of a researcher
B. A variable that is kept constant between conditions by a researcher
C. A variable that measures the outcome of an experiment
D. A variable that is qualitative
A. A variable that is under the control or choice of a researcher
5. A type II error is also known as a A. hit B. false positive C. miss D. sampling error
C. miss
- A control group is designed to
A. Rule out alternative explanations and confounds
B. Prove your hypothesis using factorial designs and tests
C. Keep the human subjects review board happy
D. Rule out sampling bias.
A. Rule out alternative explanations and confounds
- A confound is:
A. An additional variable from another level of analysis
B. An additional variable that changes or varies with the independent variable
C. A dependent variable that differs from the theoretical predictions
D. A kind of control variable
B. An additional variable that changes or varies with the independent variable
- Prospective research
A. Links outcomes to historical processes
B. Makes no predictions
C. Research that explains or predicts future events based on prior observations.
D. Uses no statistical inference
C. Research that explains or predicts future events based on prior observations.
- Expected Value means
A. the value of an outcome to a particular individual in a given situation
B. the probability of a type I error
C. *the amount you expect to gain in the long run in a betting situation
D. the probability of a type II error
C. the amount you expect to gain in the long run in a betting situation
- Base-rate neglect has to do with:
A. Ignoring the quantitative data about probabilities and outcomes
B. Ignoring the representativeness of a sampling process
C. Ignoring information about the prevalence or probability of an outcome
D. Ignoring the rules for adding probabilities
C. *Ignoring information about the prevalence or probability of an outcome
- The gambler’s fallacy is
A. Thinking that previous outcomes of independent events influence future outcomes
B. Thinking that good luck or bad luck can influence the outcomes of random events
C. Believing that streaks occur less often than they do in reality
D. Believing that streaks occur more often than they do in reality
A. Thinking that previous outcomes of independent events influence future outcomes
12. What is the Pollyanna principle? A. A belief in luck B. Wishful thinking C. A belief that the outcomes will be worse than average D. Group think
B. *Wishful thinking
. Psychological reactance can affect:
A. How we ignore potential negative outcomes
B. How we respond to choices when our freedom is restricted
C. How we make risk versus gains decisions
D. How we respond to complexity
B. *How we respond to choices when our freedom is restricted
- Halpern’s stages of problem solving involve:
A. incubation, preparation, calculation
B. preparation, production, and evaluation
C. production, evaluation, calculation
D. selection, evaluation, review
B. preparation, production, and evaluation
15. An ill-defined problem has: A. No math involved B. No clear goal or solution paths C. No chance of being solved D. No relevance to the real-world
B. *No clear goal or solution paths