Event-Related Potentials Typically Can Be Extracted by Doing Which of the Following

question 4

Multiple Choice

Event-related potentials typically can be extracted by doing which of the following?

• A)Taking a blood sample
• B)Looking at the power of different frequency bands during a task
• C)Averaging over many repetitions of the same cognitive activity
• D)Brain surgery to remove the ERPs
• E)Injecting a tracer

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Definitions:

Standard Error

A statistical measure that describes the accuracy with which a sample distribution represents a population by quantifying the variability of sample means.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, affecting the shape of the distribution.

P-values

P-values provide the probability of obtaining an effect at least as extreme as the one in your sample data, assuming the truth of the null hypothesis.

Standard Error

A statistic that measures the average distance that a sample statistic, such as the mean, deviates from the actual population mean.