An Argillic Horizon Is a Diagnostic Horizon Characterized by the Subsurface

question 31

True/False

An argillic horizon is a diagnostic horizon characterized by the subsurface accumulation of silicate clays.

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Definitions:

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.

Random Sample

A selection of individuals from a population where each person has an equal chance of being chosen, ensuring the sample’s representativeness of the population.