Smith Studies a Group of 1,000 People Who Have Schizophrenia

question 137

Multiple Choice

Smith studies a group of 1,000 people who have schizophrenia and who also have identical twins. He finds that 47% of the identical twins also develop this disease. The type of statistical information Dr. Smith's study reveals is called:

• A) concordance
• B) an H-E (Heredity-Environment) Index
• C) a genetic-based percentage
• D) analysis of variance

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Definitions:

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Pie Chart

A circular statistical graphic divided into slices to illustrate numerical proportion.

Budgeted

The process of creating a plan to spend your money over a certain period, allocating expected incomes to various expenses and savings.

Final-Average Formula

An equation used to calculate the final grade of a student by averaging the grades achieved over a specified period or set of assignments.