The Test of the Null Hypothesis Is a ________ Test

question 34

Multiple Choice

The test of the null hypothesis is a ________ test if the alternative hypothesis is expressed directionally.

• A) two-tailed
• B) three-tailed
• C) four-tailed
• D) one-tailed
• E) A and D

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Definitions:

Body Fluids

Liquids within the bodies of living people or animals, such as blood, urine, and saliva, that carry out various functions.

Hormone Levels

Concentrations of hormones in the body, which can affect a wide range of bodily functions from growth to mood regulation.

Kidney Function

Refers to how well the kidneys work to filter waste and excess fluid from the blood.

Osmosis

The movement of water molecules through a semi-permeable membrane from a region of low solute concentration to a region of high solute concentration.