Identify the Type of Sampling Used

question 27

Multiple Choice

Identify the type of sampling used.
-Thirty-five math majors, 29 music majors and 26 history majors are randomly selected from 585 math majors,279 music majors and 393 history majors at the state university. What sampling technique is used?

• A) stratified
• B) simple random
• C) cluster
• D) convenience
• E) systematic

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Definitions:

Isostatic Rebound

The rise of land masses that were depressed by the weight of ice sheets during glaciation, occurring as the ice melts and the land slowly returns to its original elevation.

Metamorphic Rocks

Rocks that have been transformed by heat, pressure, or chemically active fluids, altering their original composition or structure.

Plutonic Rocks

Intrusive igneous rocks that crystallize deep underground from magma, such as granite and diorite.

Continental Crust

The relatively thick part of the Earth's crust that forms the large landmasses. It is generally older, less dense, and composed mainly of granite.