You Want to Ensure That the Composition of Your Sample

question 31

Multiple Choice

You want to ensure that the composition of your sample of employees has the same balance of salespeople, customer service representatives, and warehouse workers that your organization has. Your organization has 20 salespeople, 30 customer service representatives, and 50 warehouse workers. If you need 50 total responses to your survey, how many warehouse workers should you ask to respond?

• A) 25
• B) 30
• C) 50
• D) none of these

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Definitions:

Andes

A major mountain range in South America, stretching along the western edge of the continent.

Felsic Pyroclastic

Materials produced by explosive volcanic eruptions that are rich in silica and comprise various types of volcanic ash, pumice, and other particles.

Volcanic Layer

A stratum or deposit on the Earth's surface resulting from volcanic activity, consisting of lava, ash, and other volcanic materials.

Last Eruption

The most recent volcanic event during which magma is expelled onto the Earth's surface or into its atmosphere, often recorded in historical or geological records.