DSUR 1: MCQs1MCQsTo be used in conjunction with Field, A. P., Miles, J., and Field, Z. C. (2012). Discovering statistics using R: and sex and drugs and rock’n’ roll. London: Sage. Questions are listed under the chapter they best represent; however, they should not be given to students with the chapter numbers indicated (or else it will make the answers to some questions fairly obvious!). Correct answers are denoted with a *.Chapter 1 1.What is a confounding variable? a.A variable that is manipulated by the experimenter.b.A variable that affects the outcome being measured as well as or instead of theindependent variable.*c.A variable that has not been measured.d.A variable that is made up only of categories. 2.A demand characteristic is: 3.‘Children can learn a second language faster before the age of 7’. Is this statement: 4. An experimenter measured 30 children’s IQ. He then rank-ordered the children andassigned them a score from 30 (most intelligent) to 1 (least intelligent) to create a newvariable. Does this new variable consist of:a.Ordinal data.*b.Nominal data.c.Ratio data. Prof. Andy Field
DSUR 1: MCQs2 5.If a psychological test is valid, what does this mean? a.The test will give consistent results.b.The test measures what it claims to measure.*c.The test has internal consistency.d.The test measures a psychologically useful variable. 6.If my experimental hypothesis were ‘Eating cheese before bed affects the number ofnightmares you have’, what would the null hypothesis be? 7.If my null hypothesis is ‘Dutch people do not differ from English people in height’, what ismy alternative hypothesis?
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- Fall '19
- Regression Analysis, Prof. Andy Field