Exam 6: Understanding Reliability and Validity: Just the Truth

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"A measure of how stable a test is over time" is an example of which of the following types of reliability?

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B

For a total of 80 possible agreements,there are 60 times where Teacher A and Teacher B agreed on whether students in college checked their cellphone in the classroom.What is the interrater reliability coefficient?

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D

How does error impact reliability? Write the general equation for reliability that demonstrates this concept.

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An increase in error results in a decrease in reliability,and a decrease in error results in an increase in reliability.Observed Score = True Score + Error Score.

If you correlate scores from your test with some other valid measure that assesses the same set of abilities,what type of validity evidence are you collecting?

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Interrater reliability measures consistency ______.

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The correlation between scores from Time 1 and Time 2 is called ______.

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What is the difference between reliability and validity?

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What type of validity is concerned with the adequate representation of test items?

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To use archery practice as a metaphor for reliability and validity,hitting the bull's-eye of a target demonstrates ______,whereas repeatedly hitting the target in the same small area demonstrates ______.

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All but which of the following are measures of reliability?

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Interrater reliability is an example of which of the following?

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If you wanted to examine the impact of fast-food consumption on weight gain,what would your measurement of weight gain be?

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The number of agreements between your two raters divided by the total number of possible agreements is the way to calculate ______.

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Reliability and validity specifically relate to the ______.

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If your test is not reliable,you must try to lower your error.

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Test-retest reliability is an example of which of the following?

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What is the score that you would receive if the test contained no error?

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Cronbach's alpha is used to calculate ______.

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Observed scores are commonly exactly the same as true scores in the social and behavioral sciences.

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What is the difference between the TRUE score and the observed score?

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