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.

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Definitions:

Medial Rectus

A muscle in the eye that enables inward movement of the eyeball.

Forced Expiration

The act of expelling air from the lungs with effort after a maximal inhalation, often measured during pulmonary function tests.

Internal Intercostals

Internal intercostals are muscles located between the ribs that help with the process of forced expiration by drawing the ribs downward and inward.

Scalenes

A group of muscles in the neck that assist in the process of respiration by elevating the ribs and flexing the neck.