A Simple Random Sample from an Infinite Population Is a Sample

question 20

Multiple Choice

A simple random sample from an infinite population is a sample selected such that

• A) each element is selected independently and from the same population.
• B) each element has a 0.5 probability of being selected.
• C) each element has a probability of at least 0.5 of being selected.
• D) the probability of being selected changes.

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Definitions:

Depression

A common and serious medical illness that negatively affects how you feel, the way you think, and how you act, leading to feelings of sadness and/or a loss of interest in activities once enjoyed.

Tranquilizers

Drugs commonly prescribed for patients who complain of unhappiness, anxiety, or worry.

Gamma-Aminobutyric Acid

A neurotransmitter in the brain that plays a key role in regulating neuronal excitability and is involved in reducing anxiety, promoting sleep, and managing muscle tone.

Valium

A brand name for diazepam, a benzodiazepine used to treat anxiety, seizures, and muscle spasms, known for its calming effects.