Measurement and Methodology (GRE (Graduate Record Examinations) Psychology): Questions 47  51 of 92
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Question number: 47
» Measurement and Methodology » Psychometrics, Test Construction, Reliability, Validity
Question
A test that is valid must
Choices
Choice (5)  Response  

a.  predict future behavior 

b.  be normed on a random sample 

c.  be reliable 

d.  reveal important information 

e.  have scores that fit a normal curve 

Question number: 48
» Measurement and Methodology » Statistical Procedures
Question
Which of the following best describes the graph above?
Choices
Choice (5)  Response  

a.  Normal distribution 

b.  Negatively skewed distribution 

c.  Frequency polygon 

d.  Positively skewed distribution 

e.  Histogram 

Question number: 49
» Measurement and Methodology » Psychometrics, Test Construction, Reliability, Validity
Question
Coefficient alpha is conceptually
Choices
Choice (5)  Response  

a.  the variance of all possible sources of error variance. 

b.  the estimate of interscorer reliability that is most robust. 

c.  the mean of all possible splithalf correlations. 

d.  estimate of intersorer reliability is most flexible 

e.  the standard deviation of all possible sources of variation. 

Question number: 50
» Measurement and Methodology » Statistical Procedures
Question
Which of the following is NOT true of the Chi Square statistic?
Choices
Choice (5)  Response  

a.  It makes no assumptions about population parameters. 

b.  It is a parametric test. 

c.  It is based on expected frequencies. 

d.  It does not assume that the variance between two groups is equal. 

e.  It should be used with nominal data. 

Question number: 51
» Measurement and Methodology » Psychometrics, Test Construction, Reliability, Validity
Question
Which does NOT belong?
Choices
Choice (5)  Response  

a.  face validity 

b.  Concurrent validity. 

c.  Criterionrelated validity. 

d.  Predictive validity. 

e.  Content validity. 
