Home Chapter 3 Study Guide Review

# Study Guide Review

This activity contains 15 questions.

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## Assessment must be nondiscriminatory and must focus on the student's ____________needs.

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## Several descriptive statistics can be used to summarize information. Perhaps you wish to report the central tendency of a set of test scores expressed as percentages. Which would be the best statistic to use?

 Mode Standard deviation Mean Range

## Which of the following descriptive statistics describes the relationship between two sets of scores?

 Median Correlation coefficient Standard deviation Percentile rank

## When using norm-referenced tests, one factor that you must consider in evaluation is the appropriateness of the norm group. List three aspects of the norm group that should be examined.

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## Reliability and validity influence technical adequacy. Which of these statements about test quality is true?

 Reliability refers to consistency. Validity refers to whether a test measures what it purports to measure. Correlational techniques are the most usual way of studying reliability. A valid test is reliable, although a test may be reliable without being valid. All of these statements are true.

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## The statistic used to quantify the measurement error present in a test score is called the ___________.

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## In this sentence, fill in the blanks using the words "high" and "low": "To decrease measurement error, assessment devices should have __________reliability and __________variability."

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## What types of data do Likert-type scales produce?

 nominal ordinal interval ratio

## What types of data are age-equivalent and grade-equivalent scores?

 nominal ordinal interval ratio

## A student performed at the 85th percentile on an achievement test. This result means that the student's raw score equaled or exceeded the raw score of ________ percent of the norm group.

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## When administration procedures are altered for standardized tests, test norms cannot be used and tests become _________ procedures.

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