Question - Standard Deviation Calculation
Solution:
The question you've provided in the image is in Vietnamese, and it's asking for the standard deviation of a dataset with a variance of 64. The standard deviation is the square root of the variance.To find the standard deviation, we take the square root of the variance:√64 = 8So the standard deviation (độ lệch chuẩn) of the dataset is 8.The correct answer to the question is:B. 8
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