FORESTRY
AGRICULTURAL STATISTICS AND ECONOMICS
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Question
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Until the scale was changed in 1995, SAT scores were based on a scale set many years ago. For math scores, the mean under the old scale in the 1990’s was 470 and the standard deviation was 110. In 2009, the mean was 515 and the standard deviation was 116. What is the standardized score (z-score) for a student who scored 530 on the old SAT scale?
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0.55
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-0.55
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525.73
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0.13
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Explanation:
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