BCP Psychometric Concepts and Test Theory Questions and Answers 2

Question 1

In standardized testing, what does the 'basal rule' establish?

Accepted Answer

The entry-level below which all preceding items are credited as correct

Answer

The maximum number of items to administer

Answer

The point at which testing is discontinued after consecutive failures

Answer

The minimum passing score for the assessment

Question 2

T-scores have a mean of ___ and a standard deviation of ___.

Accepted Answer

50 and 10

Answer

100 and 15

Answer

10 and 3

Answer

0 and 1

Question 3

Which correlation coefficient value indicates the strongest reliability?

Accepted Answer

0.92

Answer

0.40

Answer

0.60

Answer

0.75

Question 4

Age-equivalent scores are considered psychometrically problematic primarily because:

Accepted Answer

They imply equal intervals between units that may not exist

Answer

They are difficult for untrained examiners to calculate

Answer

They cannot be applied to examinees under age 5

Answer

They require computerized scoring to be accurate

Question 5

Scaled scores, as used for WAIS-IV subtests, have a mean of ___ and standard deviation of ___.

Accepted Answer

10 and 3

Answer

100 and 15

Answer

50 and 10

Answer

0 and 1

Question 6

'Regression to the mean' in psychological testing refers to:

Accepted Answer

Extreme scores on first testing tending to be less extreme on retesting

Answer

Test scores declining with each repeated administration

Answer

The average score increasing over time across a population

Answer

Scores from different tests converging to the same normative mean

Question 7

Internal consistency reliability is most commonly assessed using which statistic?

Accepted Answer

Cronbach's alpha

Answer

Pearson r correlation

Answer

Cohen's kappa

Answer

Standard error of the mean