When Is a Correlation Negative

question 121

Multiple Choice

When is a correlation negative?

• A) When an incremental increase in one variable produces an incremental decrease in a second variable
• B) When the variables are not related
• C) When an incremental increase in one variable produces an incremental increase in the second variable
• D) None of the above are correct

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Definitions:

Intracellular Microorganisms

Microorganisms that live within the cells of a host, often causing disease or infection.

Cell-Mediated

Referring to immune responses that do not involve antibodies but rather the activation of phagocytes and antigen-specific cytotoxic T-lymphocytes.

Antibody-Mediated

Refers to the immune response that involves the production of antibodies by B cells to target and neutralize foreign invaders like bacteria and viruses.

Red Blood Cells

The cells in blood that are primarily responsible for the transport of oxygen from the lungs to the tissues of the body.