What Is the First Step to Be Performed When Computing

question 54

Multiple Choice

What is the first step to be performed when computing Σ(X + 2) ²?

• A)Square each value
• B)Add 2 points to each score
• C)Sum the squared values
• D)Sum the (X + 2) values

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Definitions:

Standard Deviation

A statistical measure of the dispersion or variability within a data set, indicating how spread out the numbers are from the mean.

Variability

The extent to which data points in a statistical distribution or dataset differ from each other and from the mean.

Standard Deviation

A statistic that measures the dispersion or variation of a set of values from their mean.

Average

A statistical measure representing the central or typical value in a set of data, calculated by dividing the sum of all values by the number of values.