Question: When we have sample data, we must: Re-calculate the mean but not the standard deviation for a population distribution of means O Leave both the

When we have sample data, we must: Re-calculate the mean but not the standard deviation for a population distribution of means O Leave both the mean and standard deviation alone and use them for a population distribution of means O Re-calculate the standard deviation but not the mean for a population distribution of means O Re-calculate the mean and standard deviation for a population distribution of means

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