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The Standard Deviation of a Data Set Can Be Calculated $\sqrt{\frac{\sum_{i=1}^{n}\left(x_{i}-x\right)^{2}}{n-1}}$

Question 11

Multiple Choice

The standard deviation of a data set can be calculated from the following equation. s =
$\sqrt{\frac{\sum_{i=1}^{n}\left(x_{i}-x\right) ^{2}}{n-1}}$
What does the value under the sigma (i = 1) represent?

A) The value of the final data point
B) The value of the first data point
C) The value of the mean
D) The value of the mode

The Standard Deviation of a Data Set Can Be Calculated ∑i=1n(xi−x)2n−1\sqrt{\frac{\sum_{i=1}^{n}\left(x_{i}-x\right)^{2}}{n-1}}n−1∑i=1n​(xi​−x)2​​

Multiple Choice

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The Standard Deviation of a Data Set Can Be Calculated $\sqrt{\frac{\sum_{i=1}^{n}\left(x_{i}-x\right)^{2}}{n-1}}$

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