Which of the Following Must Be True in Order to Calculate

question 22

Multiple Choice

Which of the following must be true in order to calculate the Pearson correlation coefficient?

• A) The x variable must be interval or ratio scale of measurement.
• B) The y variable must be interval or ratio scale of measurement.
• C) The data must appear to be linear.
• D) All of the above.

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Definitions:

Peptide Hormones

Biomolecules that act as signaling molecules in the body, composed of short chains of amino acids.

Amino Acids

Organic compounds that combine to form proteins, serving as building blocks for life.

Receptors

Specialized cells or proteins on cell surfaces or within cells that bind to specific substances, triggering a cellular response.

Exophthalmos

Bulging of the eyeballs, often related to hyperthyroidism.