What information is needed to calculate a Z-score for a particular data point?
- Only the mean of the dataset
- Only the standard deviation of the dataset
- The mean and standard deviation of the dataset
- The median and interquartile range of the dataset
To calculate a Z-score for a particular data point, you need to know the mean and standard deviation of the dataset. The Z-score is calculated by subtracting the mean from the data point and then dividing by the standard deviation.
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