​Which Substance Is Considered an Essential Nutrient

question 39

Multiple Choice

​Which substance is considered an essential nutrient?

• A) ​fiber
• B) ​LDL cholesterol
• C) ​linoleic acid
• D) ​glucose
• E) ​sucrose

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Definitions:

T-statistic

A statistic used in hypothesis testing, computed as the difference between the sample mean and the hypothesized population mean, divided by the standard error of the mean.

Z-score

A statistical measurement that describes a value's relationship to the mean of a group of values, measured in terms of standard deviations from the mean.

Variability

The extent to which data points in a statistical distribution or data set diverge from the average or mean value.

Sampling Distribution

The probability distribution of a given statistic based on a random sample, central to inferential statistics as it provides a basis for hypothesis testing.