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A random sample of 50 mathematics grades out of total of 200 showed a mean 75 and a standard deviation of 10. what are the 95% confidence limit for estimates of the mean of the 200 grades?

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A random sample of 50 mathematics grades out of total of 200 showed a mean 75 and a standard deviation of 10. what are the 95% confidence limit for estimates of the mean of the 200 grades?​

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Another question on Mathematics

A random sample of 50 mathematics grades out of total of 200 showed a mean 75 and a standard deviation of 10. what are the 95% confidence limit for estimates of the mean of the 200 grades?