Читать книгу The Research Experience - Ann Sloan Devlin - Страница 159

1 External validity measures the extent to which your design can evaluate your hypotheses.TrueFalse

2 A Type I error is also known as a false negative.TrueFalse

3 Which type of design is less likely to be used in exploratory research?Case studyExperimentFocus groupInterviews

4 Which of the following is not true of an experiment?We manipulate the independent variable.We attempt to control extraneous variables.We can infer causality.We are always able to control or measure all variables that could provide an alternative explanation of the results.

5 Random assignment means that every member of the population has an equal chance of being selected to participate in your study.TrueFalse

6 In a within-subjects design, participants are exposed to more than one level of the treatment.TrueFalse

7 Which design would you choose if the effects of one condition are likely to influence the effects of another condition and you are worried about carryover?Between-subjects designCorrelational designQuasi-experimental designWithin-subjects design

8 A Bonferroni adjustment is used to address potential problems with Type II errors.TrueFalse

9 A ________ is the examination of variables in a natural setting without manipulation.field experimentfield studylaboratory studyvirtual study

10 Most social science research uses an alpha level of .05.TrueFalse

11 Which of the following is not a threat to internal validity?HistoryMaturationInstrumentationAdequate power

12 What is the term for the lifelikeness of a research finding?Ecological validityExternal validityInternal validitySubject roles

13 If you make your test too easy, you run the risk of which of the following?Basement effectCeiling effectFloor effectHistory effect

14 Which threat to internal validity occurs when participants are selected based on extreme scores?Statistical regressionDifferential selectionExperimental mortalitySelection–maturation interaction

15 When your best friend takes part in your study and tries to answer the way she thinks you want her to, she is demonstrating a subject role.TrueFalse

16 Which word would not be used to describe a correlational result?AssociationRelationshipInfluenceCorrespondence