Evaluate the expression without using a calculator. (Assume the variable represents a positive number.) 
Definitions:
Inferential Statistics
A branch of statistics that allows for making predictions or inferences about a population based on a sample.
Infinite Number
A quantity without bound or end, often used in mathematics to describe sizes or quantities larger than any natural number.
Mathematical Formula
A concise way of expressing information symbolically or a rule for calculating numerical values based on certain mathematical operations.
Standard Deviation
A measure of the amount of variation or dispersion of a set of values; a high standard deviation indicates greater variability.
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