Which of the Following Is Not a Characteristic of the F

question 60

Multiple Choice

Which of the following is not a characteristic of the F distribution?

• A)It has two numbers of degrees of freedom: df for the numerator,and df for the denominator,and these two numbers may or may not be equal to each other.
• B)It is symmetric.
• C)It is continuous.
• D)All units are nonnegative.

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Definitions:

Ground Meristem

The part of a plant embryo that develops into the ground tissue of the plant, which includes the cortex and pith.

Procambium

A primary meristematic tissue in plants, which differentiates into vascular tissues (xylem and phloem).

Primary Xylem

The part of the xylem (the vascular tissue in plants that conducts water and dissolved nutrients upward from the root) that forms first, mainly in seedlings and young plants.

Secondary Xylem

The part of a plant that contributes to the growth of stem thickness and acts as a conduit for water and nutrients.