TB1 Chapter 1- Web Quiz 2 PDF

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1. A) B) C) D)

A) B) C) D)

A) B) C) D)

A) B) C) D)

Jamie and Lynn were sure that they had answered most of the multiple-choice questions correctly because “the questions 2. required only common sense.” However, they each scored less than 60% on the exam. This best illustrates chance-related explanation. critical thinking. hindsight bias. overconfidence.

If someone were to flip a coin six times, 3. which of the following sequences of heads (H) and tails (T) would be most likely? HHHTTT HTTHTH TTHHTH All of these sequences would be equally likely.

By testing their predictions with the 4. observational methods of science, psychologists are most clearly relying on intuitive hunches. an empirical approach. chance-related explanations. inevitable events.

5. A) B)

Hindsight bias leads people to perceive psychological research outcomes as unpredictable. inexplicable. unlikely. unsurprising.

Considering the credibility of one's sources of information is most indicative of overconfidence. critical thinking.

C) D)

intuition. hindsight bias.

A) B) C) D)

6. Psychological theories help to organize scientific observations. explain observed facts. generate hypotheses. do all of these things.

A) B) C) D)

Which research method runs the greatest risk 7. of collecting evidence that may be unrepresentative of what is generally true? naturalistic observation the case study experimentation the survey

A) B) C) D)

Every twenty-fifth person who subscribed to a weekly news magazine was contacted by market researchers to complete a survey of 8. opinions regarding the magazine's contents. The researchers were applying the technique known as naturalistic observation. the double-blind procedure. random sampling. replication.

A) B) C)

A correlation of +0.70 between children's 9. physical height and their popularity among their peers indicates that higher levels of popularity among peers is associated with greater physical height in children. there is no relationship between children's height and their popularity. being unusually short or tall has a negative impact on children's popularity.

children's height has no causal impact on their popularity.

D)

A) B) C) D)

To test the potential effect of hunger on taste sensitivity, groups of research participants are 10. deprived of food for differing lengths of time before they engage in a taste-sensitivity test. This research is an example of correlational research. an experiment. survey research. naturalistic observation.

A) B) C) D)

In a study of factors that might affect memory, research participants were assigned to drink either an alcoholic or a nonalcoholic 11. beverage prior to completing a memory test. Those who drank the nonalcoholic beverage were assigned to the ________ group. survey control experimental correlational

12. A) B) C) D)

13. A) B) C) D)

Researchers control factors that might influence a dependent variable by means of random assignment. replication. naturalistic observation. operational definitions.

In an experimental study of the effects of dieting on weight loss, dieting would be the control condition. independent variable. dependent variable. placebo.

14. A) B) C) D)

In a well-controlled experiment, researchers seek to minimize confounding variables. informed consent. replication. random assignment.

A) B) C) D)

Which of the following processes typically 15. takes place shortly after people complete their participation in a research study? random assignment informed consent the double-blind procedure debriefing

A) B) C) D)

Ahmed has five sisters who are 3, 3, 5, 9, and 16. 10 years of age. The number “5” represents the ________ of the sisters' ages. mode median mean range

A) B) C) D)

The ________ can be a particularly 17. misleading indication of what is average for a ________ distribution of scores. mean; skewed median; skewed mean; normal median; normal

A) B) C) D)

To provide a rough estimate of how similar or 18. diverse a set of scores is, we should calculate the standard deviation. mean. median. range.

A) B) C) D)

19. The ________ is a measure of ________. median; variation range; central tendency standard deviation; variation normal curve; central tendency

A) B) C) D)

Differences between two samples are LEAST likely to be statistically significant if the 20. samples are _______ and the standard deviations of the samples are _______. small; small large; large small; large large; small

Answer Key 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20.

D D D B B D B C A B B A B A D B A D C C...