Psychometrics

Question 1

Your client obtained an IQ score of 99. The SEM is 3. What is the 95% confidence interval and how would you report this

Accepted Answer

We are 95% confident CL's true IQ score falls between 93 to 105

Question 2

Your existing test does not fully represent your testing universe. This is an example of what criterion validity problem

Accepted Answer

Criterion deficiency

Question 3

X= T + E is the formula for Classic Test Theory

Accepted Answer

True

Question 4

Reliability test where a test is administered once and then again later with the same sample

Accepted Answer

Test-retest reliability

Question 5

What would you use when obtaining interrater agreement of nominal/ordinal data?

Accepted Answer

Cohen's Kappa

Question 6

CL A scored 10. 95% CI ranges from 7 to 13. CL B scored 15. 95% CI ranges from 10 to 20. Which statement is true?

Accepted Answer

The scores are not statistically significant

Question 7

What are the two types of criterion validity?

Accepted Answer

predictive and concurrent

Question 8

What type of reliability involves testing the same sample again over a specific interval of time?

Accepted Answer

test-retest

Question 9

Coeffecient of Determination = r squared

Accepted Answer

True

Question 10

The more experts you have to determine content validity, the lower the minimum value of content validity ratio required

Accepted Answer

True

Question 11

All of the following will strengthen reliability except

Accepted Answer

shortening test length

Question 12

Monotrait heteromethod represents a validity diagonal of concurrent validity

Accepted Answer

False

Question 13

What is the significance of the supreme court case of Freddie Hall?

Accepted Answer

Confidence intervals are an essential component of test results

Question 14

Which of the following is NOT true regarding Generalizability theory?

Accepted Answer

Accounts for Random Error

Question 15

Your client obtained a score of 87. The SEM published in the manual is 6. What is the 95% CI for your client?

Accepted Answer

75-99

Question 16

Face valid tests can not be easily manipulated.

Accepted Answer

False

Question 17

Adding more items will ____ random error and increase reliability

Accepted Answer

lower

Question 18

A steeper slope indicates lower reliability

Accepted Answer

False

Question 19

Developing test items, test format, and defining the test universe are examples of what type of validity?

Accepted Answer

Content validity

Question 20

You differentiate between sadness and depression on your test. This is an example of what type of validity?

Accepted Answer

Construct

Question 21

You confirm that your test bests fit the theory when test structure consists of three factors. This is an example of?

Accepted Answer

Confirmatory factor analysis

Question 22

Monotrait monomethod indicates reliability

Accepted Answer

True

Question 23

Guilt is negatively correlated with shame. This is an example of?

Accepted Answer

Discriminant validity

Question 24

What is the problem with test-retest reliability?

Accepted Answer

Practice Effects and Fatigue Effects

Question 25

If you have a test that is consistent, you could say your test is what?

Accepted Answer

Reliable

Question 26

Which of the following demonstrates Content Validity?

Accepted Answer

Experts agree that the test items are good items.

Question 27

You are administering a test to a client who has not slept in 2 days. Sleep deprivation is an example of

Accepted Answer

Random error

Question 28

If you notice that there is Multi-Collinearity, what should you do?

Accepted Answer

Pick one test, but not both to administer in a battery

Question 29

Which of the following is true regarding standard error?

Accepted Answer

It estimates random error

Question 30

Content validity is objective

Accepted Answer

False

Psychometrics

Questions 30

Psychometrics

Questions 30