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

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Definitions:

Element F

Fluorine, a highly reactive and electronegative element in the halogen group with the symbol F.

Silicon Tetrahedron

A fundamental structural unit of silicate minerals, consisting of four oxygen atoms surrounding a central silicon atom in a tetrahedral shape.

Silicate Minerals

A group of minerals that contain silicon and oxygen, often with one or more other elements, constituting a major portion of the Earth's crust.

Periodic Table

A tabular arrangement of chemical elements organized by increasing atomic number, where elements with similar properties are grouped in columns.