The Following Numbers Are on a Data Set for a New

question 36

Multiple Choice

The following numbers are on a data set for a new lot of QC material: 23, 25, 19, 27, 20, 22, 24, and 26.What are the mean and standard deviation?

• A)27.45; 2.82
• B)23.25; 3.15
• C)22.47; 1.45
• D)23.25; 2.82

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Definitions:

Snow

Precipitation in the form of ice crystals that forms in clouds when temperatures are below freezing and falls to the ground, accumulating as a white, fluffy layer.

Phosphorus Cycling

The biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and biosphere.

Biological Process

A series of events or actions among molecules in a living organism that lead to a certain product or a change in the organism.

Decomposition

The process by which organic substances are broken down into simpler forms of matter, mainly by microbial activity.