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- 1. Multiple Choice
A correlation coefficient of 0.8 is a _______________ and suggests that as one variable ____________, the other variable ______________.strong positive | increases | increasesweak positive | increases | increasesstrong positive | increases | decreasesweak positive | increases | decreases - 2. Multiple ChoiceWhich correlation coefficient represents the strongest relationship between variables?-0.780.670.85-0.87
- 3. Multiple ChoiceIn a study of the effect of a driver training program on driving skill, a possible operationalisation of the dependent variable would be...driving qualitynumber of accidentshours spent trainingamount of traffic
- 4. Multiple ChoiceIndependent variable is to dependent variable as _________ is to ____________.hypothesis | conclusioneffect | causecause | effect.conclusion | hypothesis
- 5. Multiple ChoiceWhich kind of study can establish a cause-effect relationship between variables, assuming that the research is appropriate and well conceived?surveycase studycorrelational studyexperiment
- 6. Multiple ChoiceWhich answer lists two measures of the spread of data around the mean?mode and medianstandard deviation and rangeinferential statistics and descriptive statisticsscattergrams and boxplots
- 7. Multiple ChoiceWhich statement is correct?A stratified sample is more likely to be representative of the population than a convenience sample.A sample is always representative of a population.A convenience sample is more likely to be representative of the population than a stratified sample.A small random sample is more likely to be representative of the population than a large stratified sample.
- 8. Multiple ChoiceThe population in a research study is...the whole group of research interest.the smaller group that has been chosen from the group of research interest.exactly the same as the sample.always smaller than the sample.
- 9. Multiple ChoiceWhich answer provides examples of participant variables?independent variables, dependent variablestime of day, noise level, temperature, locationprior experience, motivation, intelligence, educational backgroundextraneous variables, confounding variables
- 10. Multiple ChoiceWhich answer provides examples of situational variables?independent variables, dependent variablestime of day, noise level, temperature, locationprior experience, motivation, intelligence, educational backgroundextraneous variables, confounding variables
- 11. Multiple ChoiceIn a study of the Müller-Lyer illusion, it is found that Africans who have experienced non-angular housing are less easily tricked by the illusion than people in Western cities. Which answer is true?Cultural background is the dependent variable in this experiment.The Müller-Lyer illusion is the independent variable in this experiment.The degree to which the illusion is experienced is the independent variable in this experiment.Cultural background is the independent variable in this experiment.
- 12. Multiple Choice_______________ is an advantage of an independent-groups experimental design; ______________ is a disadvantage.Complexity of administration | the possibility of order effectsEase of administration | the possibility of participant variables influencing the outcomeComplexity of administration | intrusive pre-testingEase of administration | the possibility of order effects
- 13. Multiple Choice_______________ is an advantage of a repeated-measures experimental design; ______________ may be a disadvantage.Reducing the effect of situational variables | order effectsEase of administration | possible confounding participant variablesReducing the effect of participant variables | order effectsComplexity of administration | the influence of situational variables
- 14. Multiple ChoiceCounterbalancing is a procedure that is intended to reduce ______________ in a/n ______________ design.order effects | independent-groupsorder effects | repeated-measuresthe influence of participant variables | matched-participantsthe influence of participant variables | independent-groups
- Answer choicesTagsAnswer choicesTags