An Independent-Measures Study with N = 6 in Each Sample

question 34

Multiple Choice

An independent-measures study with n = 6 in each sample produces a sample mean difference of 4 points and a pooled variance of 12.What is the value for the t statistic?

• A)1
• B)2
• C)4/√2
• D)4/√8

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Definitions:

Cell Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, which regulates the passage of substances in and out of the cell.

Resting Potential

The state of a neuron when it is not being stimulated or activated; it is the electrical potential of a neuron's interior relative to its surroundings when the neuron is not transmitting a signal.

Inactive Neuron

A neuron that is not currently firing or transmitting information.

Norepinephrine

A neurotransmitter and hormone that is involved in response to stress, increases arousal, and alertness, and plays a role in the body's "fight or flight" reaction.