When We State the Alternative Hypothesis to Look for a Difference

question 47

Multiple Choice

When we state the alternative hypothesis to look for a difference in a parameter in one direction,we are doing a _____.

• A)one-sided test
• B)two-sided test
• C)None of the above

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Definitions:

Na+

Sodium ions, essential for conducting nerve impulses and maintaining the balance of fluids in the body.

Plasma Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, controlling the movement of substances in and out of the cell.

Potential Difference

Difference in electrical potential, measured as the charge difference across the plasma membrane.

Hyperpolarization

An increase in a cell's membrane potential, making it more negative and less likely to fire an action potential.