When Data Are Collected Using a Qualitative,nominal Variable,what Is True

question 71

Multiple Choice

When data are collected using a qualitative,nominal variable,what is true about a frequency table that summarizes the data?

• A)The upper and lower class limits must be calculated.
• B)A pie chart can be used to summarize the data.
• C)The number of classes is equal to the number of variable's values plus 2.
• D)The "5 to the k rule" can be applied.

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Definitions:

Subcutaneous Fat

A layer of fat located just beneath the skin, serving as insulation and energy storage for the body.

Vascularity

The degree or extent of blood vessels within a given tissue, often indicating the level of blood flow or potential for healing.

Peripheral Vasoconstriction

The narrowing of blood vessels in the body's extremities to preserve core body temperature and blood flow to vital organs.

Venous Pooling

The accumulation of blood in the veins, particularly in the lower limbs, due to impaired venous return to the heart.