A Small Math Department Has Six Faculty Members and 30

question 36

Multiple Choice

A small math department has six faculty members and 30 students. The department can send six people to a national convention, and it would like to send four students and two faculty members. Of the 30 students, four are selected randomly. Two faculty members are randomly selected from the six. This is an example of:

• A)simple random sampling.
• B)stratified random sampling.
• C)voluntary response sampling.
• D)a census.

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Definitions:

Neurotransmitter

Chemical compounds responsible for transmitting signals from one neuron to another across a synaptic gap within the nervous system.

Action Potentials

Rapid and temporary electrical impulses in neurons or muscle cells that allow communication over long distances within the body.

Chemical Synapses

Junctions between neurons where neurotransmitters are released to transmit signals across the synaptic gap.

Neurotransmitter

Chemical substances produced in the nervous system that allow for the transmission of signals between neurons across synapses.