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Marcy Is Outgoing and Impulsive and Has a Wide Circle

question 54

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Marcy is outgoing and impulsive and has a wide circle of friends and acquaintances.According to recent evidence,which areas of Marcy's brain are likely to be large compared to the brain of someone who is shyer and inhibited


Definitions:

Odds

The comparison of the odds of an event occurring versus the odds of it not occurring.

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, expressed at a certain confidence level.

Null Hypothesis

A hypothesis that suggests there is no significant difference or effect, serving as the default position to be tested against.

Standard Deviation

is a measure of the amount of variation or dispersion in a set of values, indicating how much the values differ from the mean of the set.

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