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Suppose a population distribution of SAT scores has population mean

Suppose a population distribution of SAT scores has population mean 500 and population standard deviation 100. What is the mean
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2. asked by Emmily
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The distribution of scores on the SAT is approx. normal with mu= 500 and std dev=100.a)what proportion of the population have
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2. asked by Tommy
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Suppose we have a population of scores with a mean (ì) of 200 and a standard deviation (ó) of 10. Assume that the distribution
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2. asked by Sam
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Suppose we have a population of scores with a mean (μ) of 200 and a standard deviation (σ) of 10. Assume that the distribution
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2. asked by lori
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Suppose we have a population of scores with a mean (μ) of 200 and a standard deviation (σ) of 10. Assume that the distribution
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2. asked by lori
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Suppose we have a population of scores with a mean (ì) of 200 and a standard deviation (ó) of 10. Assume that the distribution
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2. asked by Denise
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For a normal distribution with a mean of m = 80 and a standard deviation of s = 20, find the proportion of the population
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2. asked by Lyndon
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Scores on a national exam assume a normal distribution with a population mean of 50 and population standard deviation of 10
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2. asked by Anonymous
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In a population of exam scores, a score of X � 48corresponds to z��1.00 and a score of X � 36 corresponds to z � –0.50. Find
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2. asked by Nickie
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The mean of a population of raw scores is 33 1_X 5 122 . Use the criterion of .05 and the upper tail of the sampling
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2. asked by Anonymous
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