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Assume that 150 scores are

Assume that a set of test scores is normally distributed with a mean of 100 and a standard devaiton of 20. Use the 68-95-99.7
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2. asked by terry
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Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
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2. asked by TAW
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Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
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2. asked by Jane Brown
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Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7
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2. asked by cynthia
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Nine students took the SAT. Their scores are listed below. Later on, they read a book on test preparation and retook the SAT.
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2. asked by Anonymous
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Assume that the regression equation for the relationship between SAT scores and IQ scores is y = 9 +.105x. What would you expect
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2. asked by candy
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Assume that 150 scores are normally distributed with a mean of 92 and a standards deviation of 11.5What is the 50th percentile
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2. asked by Betty
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Assume that 150 scores are normally distributed with a mean of 92 and a standards deviation of 11.5WHat percentage of the scores
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2. asked by Betty
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Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 10. Use the 68-95-99.7
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2. asked by Mel
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assume that a set of test scores is normally distributes with a mean of 120 and a standard deviation of 25. use the 68-95-99.7
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2. asked by amy
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