When Computing the Mean of a Set of Values X_i $\Sigma$

question 36

Multiple Choice

When computing the mean of a set of values x_i, the value of $\Sigma$ x_i

• A)can never be zero
• B)can never be negative
• C)must always be positive
• D)can be any value

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Definitions:

Solids

Materials with a fixed shape and volume, characterized by strong intermolecular forces.

Density

A physical property defined as the mass per unit volume of a substance, often used to identify or characterize materials.

Volume

The amount of space that an object or substance occupies, measured in cubic units.

Mass

An assessment of how much matter an object holds, often measured in grams or kilograms.