If Two Groups of Numbers Have the Same Mean, Then

question 73

Multiple Choice

If two groups of numbers have the same mean, then

• A) their standard deviations must also be equal.
• B) their medians must also be equal.
• C) their modes must also be equal.
• D) other measures of location need not be the same.

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Definitions:

Fetal Alcohol Spectrum Disorder

A range of effects that can occur in an individual whose mother drank alcohol during pregnancy, including physical, behavioral, and learning issues.

Trimester(s)

Periods of three months, especially used to divide the nine-month period of human pregnancy into three stages for medical and developmental monitoring.

Haloperidol

An antipsychotic medication used to treat psychiatric disorders such as schizophrenia.

Chlorpromazine

An antipsychotic medication used to treat a variety of mental health disorders by blocking dopamine receptors in the brain.