In Performing Routine Quality Control on a Particular Laboratory Test,a

question 2

Multiple Choice

In performing routine quality control on a particular laboratory test,a high-quality control value is obtained that changes the mean.What type of change does this represent?

• A) Trend
• B) Standard deviation
• C) Shift
• D) Central tolerance

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Definitions:

Ice Cores

Cylinders of ice drilled from glaciers and ice caps, which are studied to understand past climate conditions through the analysis of trapped gas bubbles and particulate matter.

Desert Feature

Characteristics or remarkable landmarks found in desert landscapes, such as dunes, oasis, or rock formations.

Manganese Oxides

Compounds of manganese with oxygen, often found as minerals that can form in soils and sedimentary rocks.

Calcium Carbonate

A chemical compound with the formula CaCO3, found in rocks as the minerals calcite and aragonite and is the main component of pearls and the shells of marine organisms, snails, and eggs.