Difference Estimation, Ratio Estimation, and Mean-Per-Unit Estimation Are All Techniques

question 86

Multiple Choice

Difference estimation, ratio estimation, and mean-per-unit estimation are all techniques that constitute the general class of methods called:

• A) attributes sampling.
• B) variables sampling.
• C) block sampling.
• D) monetary-unit sampling.

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Definitions:

pH

A scale that measures how acidic or basic water-based solutions are, stretching from 0 to 14.

pH

A scale used to specify the acidity or basicity of an aqueous solution, ranging from 0 (most acidic) to 14 (most basic).

K

A symbol representing the element potassium, an essential dietary mineral and a highly reactive metal.

[HCO3-]

The chemical formula for bicarbonate, an anion that acts as a buffering agent in the blood to maintain acid-base balance.