Several Studies Have Found an Elevated Incidence of Schizophrenia Among

question 207

Multiple Choice

Several studies have found an elevated incidence of schizophrenia among individuals whose mothers

• A) were exposed to influenza during the second trimester of their pregnancy.
• B) were exposed to high levels of stress during the second trimester of their pregnancy.
• C) drank heavily during the second trimester of their pregnancy.
• D) took narcotic drugs during the second trimester of their pregnancy.

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Definitions:

Lurking

In statistics, a lurking variable is one that is not directly observed but can influence the relationship between the studied variables.

Explanatory Variable

A variable that is manipulated or observed to determine its effects on a dependent variable in an experimental or observational study.

Herbal Tea

A beverage made from the infusion or brewing of herbs, spices, or other plant material in hot water, often for their medicinal properties.

Blinding

A method used in research and experiments to prevent participants, and sometimes the researchers too, from knowing certain information that may lead to bias.