a) \(\frac{\sum_{i=1}^n (x_i-\bar{x})^{1/2}}{n-1}\)
b) \(\frac{\sum_{i=1}^n (x_i-\bar{x})^{2}}{n-1}\)
c) \([\frac{\sum_{i=1}^n (x_i-\bar{x})^{2}}{n-1}]^{1/2}\)
d) \(\frac{\sum_{i=1}^n (x_i-\bar{x})^{2}}{n}\)
What is the standard formula of sample variance?
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answerhappygod
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What is the standard formula of sample variance?
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