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Exam 4: Reliability and Validity

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Question 1

Multiple Choice

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Reliability coefficients are expressed:

A) between +.5 and -.5
B) between + 1 and 0
C) between -1 and 0.
D) between -1 and +1.

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Question 2

Multiple Choice

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When analyzing the correlation illustrated on a scattergram, the closer the approximation of a straight line, the nearer the correlation is to which of the following?

A) +1.00
B) 0
C) +.50
D) -.50

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A

Question 3

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Identify and define at least two ways to determine internal reliability.

Which of the following is not used to measure internal consistency?

When an instrument can predict performance on some other variable, it is considered to have

The term used to ensure that a psychological trait, personality trait, psychological concept, attribute or theoretical characteristic is measured by an instrument.

Many colleges use the SAT as an entrance requirement for college. Why? What type of validity does the SAT purport to have?

When a preschool test is needed to determine how students will perform in reading, it is important that the test have good predictive reliability.

Generally, when tests measure constructs that are affected by developmental changes, the reliability may not be as good for very young ages.

What are the three types of reliability? What are the optimal reliability scores?

Select the strongest relationship.

Which of the following may be determined by analyzing the relationship between two sets of scores?

Discuss the reasons why an educator may select a particular test for young children and a different test with older children even though both tests were designed to be used with both age groups.

A correlation of +.88 represents a strong negative correlation.

Compare and contrast reliability and validity.

Some of the variables of content validity that may influence the manner in which results are obtained and can contribute to bias in testing include presentation format and response mode

Comparing the scores of a new assessment instrument with the scores of an older test may help to establish which of the following?

Practice effects may be a problem when studying the results of which of the following?

Which of the following refers to the consistency of scores on a specific instrument across time or across items?

Which of the following statements is true concerning the relationship between reliability and standard error of measurement?