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Question
Wide Range Achievement Test 4 (WRAT4)Answer
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A test to measure psychotic tendencies was given to a group of 1,000 potential air force cadets who wished to work in nuclear silos. Any cadet who scored at or over 64 would be eliminated. The mean of the test was 52 and the standard deviation was 12. Of the following scores, which is the highest z-score someone could receive and still be accepted to work in the silos?a. 0b. 1.5 c. 2d. 2.5 e. 3
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If you convert a group of z-scores to DIQ's, you will:a. change the distribution on the curve. b. decrease the mean.c. decrease the median.d. keep the original shape of the raw score distribution.
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Exhibit 6-1Using the numbers in Exhibit 6-1, determine the interquartile range.
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Exhibit 6-1Using the numbers in Exhibit 6-1, determine the range.
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Exhibit 6-1Using the numbers in Exhibit 6-1, determine the median.
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What is the median of the following groups of scores: 4, 7, 8, 8, 9, 10, 12, and 14?a. 8b. 8.5 c. 9d. 9.5e. None of these
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On a normally distributed curve, which is true?a. The mode is lower than the mean, which is lower than the median. b. The median is lower than the mode, which is lower than the mean. c. The mean is lower than the median, which is lower than the mode. d. The mode is lower than the median, which is lower than the mean. e. The mean, median, and mode are the same.
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The Buckley Amendment, otherwise known as FERPA, asserted:
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c. the right of all individuals to their school records, including test records.
d. that individuals with disabilities, or who are disadvantaged, have access to vocational assessment, counseling, and placement.
e. the right of students to be tested, at a school system's expense, if they are suspected of having a disability that interferes with learning.
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