Most Thiamin in the American Diet Comes from Products That

question 9

True/False

Most thiamin in the American diet comes from products that have been enriched.

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Definitions:

Variance

A measure of the spread of a set of numbers, indicating how much the values differ from the mean of the set.

Standard Normal Random Variable

A normal distribution with a mean of zero and a standard deviation of one, used in z-score calculations.

Area

The size or dimensions of a land area or surface.

z

Represents the standard score, indicating how many standard deviations an element is from the mean.