What Characteristics of Fiber May Protect Against Developing Colon Cancer

question 2

Multiple Choice

What characteristics of fiber may protect against developing colon cancer?

• A) Fibers adsorb primary bile acids to promote their excretion.
• B) Fibers increase fecal bulk and dilute carcinogen concentrations.
• C) Fibers can be fermented to butyric acid, which may slow proliferation of cancer cells.
• D) All of the above

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Definitions:

Degree Of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, often related to the number of observations in a sample minus the number of parameters being estimated.

Group

A collection of individuals or items that are studied together in a research context, often to examine shared characteristics or effects of treatments.

Dependent-Samples T Test

A statistical test used to compare the means of two related groups to determine if there is a statistically significant difference between them.

Independent-Samples T Test

An independent-samples t test compares the means of two independent groups to determine if there is statistical evidence that the associated population means are significantly different.