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Assume the aptitude test score are normally distributed; mean is

Sign inAssume that the mean score on a certain aptitude test across the nation is 100, and that the standard deviation is 20
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2. asked by m elissa
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Assume the aptitude test score are normally distributed; mean is 140 points and standard deviation is 25 points. Within what
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2. asked by Anonymous
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Ram earned a score of 940 on a national achievement test. The mean test score was 850 with a standard deviation of 100.what
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2. asked by johnprabhakaran
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Alice earned a score of 940 on an IQ test.The mean test score was 850 with a standard deviation of 100.(Assume that test scores
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2. asked by koo
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Wonwoo earned a score of 940 on a national achievement test. The mean test score was 850 with a standard deviation of 100.
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2. asked by jaja
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An aptitude test has a mean of 300 and a standard deviation of 40. The test scores are normally distributed. If 1000 people take
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2. asked by Shelagh
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To qualify for a police academy, candidates must score in the top 10% on a general abilities test. The test has a mean of 200
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Suppose that a random sample of adults has a mean score of on a standardized personality test, with a standard deviation of . (A
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2. asked by Anonymous
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Given that the general population is normally distributed on a standard scale measuring math aptitude with Mean = 50 (s.d. =
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2. asked by Darren
3. 481 views
An aptitude test is designed to measure leadership abilities of the test subjects. Suppose that the scores on the test are
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2. asked by Anonymous
3. 388 views