Three-Year-Old Xavier Sees His Dad Dressed Up as a Gorilla

question 99

Multiple Choice

Three-year-old Xavier sees his dad dressed up as a gorilla and Xavier screams in fear. What brain structure is probably involved in his reaction?

• A) olfactory bulb
• B) amygdala
• C) occipital lobe
• D) Wernicke's area

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Definitions:

Null Hypothesis

A default statement that indicates no effect or no difference, used as a starting point for statistical hypothesis testing.

Directional Hypothesis

A hypothesis that outlines the anticipated direction of the difference or relationship.

Critical Value

A threshold in a statistical test that defines the boundary for deciding whether an observed statistic is extreme enough to reject the null hypothesis.

Alpha

A threshold value used in hypothesis testing to determine the significance level at which the null hypothesis is rejected in favor of the alternative hypothesis.