The Pore Space,or Porosity,of Soils Composed Mainly of Clays Is

question 51

Multiple Choice

The pore space,or porosity,of soils composed mainly of clays is generally

• A)less than that in soils composed mainly of sands because the grains in clays fit together very well compared to sands.
• B)less than that in soils composed mainly of sands because clay soils usually have more abundant organic matter than sandy soils.
• C)greater than that in soils composed mainly of sands because the grains in clays do not fit together very well compared to sands.
• D)greater than that in soils composed mainly of sands because clay soils usually have less organic matter than sandy soils.

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Definitions:

Sample Size

The number of observations or data points collected in a study or used in a statistical analysis, crucial for the validity and reliability of results.

T-Values

Statistics used in T-tests that compare the means of two groups. They indicate how many standard deviations an observed sample mean is from the null hypothesis mean.

Z-Values

Standardized scores that indicate how many standard deviations an element is from the mean.

Sample Size

The number of observations or data points used in a statistical sample.