Which of the Following Statements Is Accurate Regarding Biological Factors

question 173

Multiple Choice

Which of the following statements is accurate regarding biological factors in the development of mental disorders?

• A) Maternal malnutrition, ingestion of toxins, or other prenatal factors influence whether offspring develop mental disorders.
• B) Fraternal twins are twice as likely as identical twins to have the same mental disorders.
• C) Brain scans using computerized tomography show functional deficits in almost all brain regions in people with mental disorders.
• D) About 75 percent of people who have a family member with a mental disorder will develop the same mental illness at some point in their lives.

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Definitions:

Height of the Curve

In statistics, this typically refers to the peak point of a probability distribution curve, indicating the most probable outcome.

Continuous Random Variable

A type of random variable that can take an infinite number of possible values within a given range.

Normal Distribution

Refers to a probability distribution that is symmetric around the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Z-score

A statistical measurement that describes a value's relationship to the mean of a group of values, normalized to standard deviation units.