When the Size of the Sample Selected from a Subgroup

question 19

Multiple Choice

When the size of the sample selected from a subgroup is proportional to the size of the that subgroup in the entire population,we refer to this as

• A)systematic random sampling.
• B)proportionate stratified sampling.
• C)stratified cluster sampling.
• D)disproportionate stratified sampling.

---

Definitions:

Metered-Dose Inhaler

A device that delivers a specific amount of medication to the lungs, in the form of a short burst of aerosolized medicine that is inhaled by the patient.

Systemic Effects

Effects of a medication or disease that are not localized but impact the entire body.

Tachycardia

A condition where the heart rate exceeds the normal resting rate, typically defined as a heart rate over 100 beats per minute in adults.

Topical Medication

Medicines applied directly to the skin or mucous membranes to treat localized conditions.