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"25 students, and has a distribution of grades with a mean of 70 and standard deviation of 15, what is the standard error of the mean?"
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"25 students, and has a distribution of grades with a mean of 70 and standard deviation of 15, what is the standard error of the mean?"

User Swato
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the answer would be the mean is 100                                        
User Praneet Dixit
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