Which Part of the Brain Is Very Small but Extremely

question 146

Multiple Choice

Which part of the brain is very small but extremely powerful and controls the pituitary gland?

• A) hippocampus
• B) thalamus
• C) hypothalamus
• D) amygdala

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test used to decide whether to reject the null hypothesis.

Kruskal-Wallis Test

A nonparametric test used to compare three or more groups based on ranks of data points rather than means or medians.

One-tail

One-tail refers to one-sided tests in hypothesis testing where the critical area of a distribution is one-sided, either to the right or left, focusing on a specific direction of interest.

Two-tail

A term used in statistical tests where the critical region is split between both ends of the distribution, testing for either significantly greater or lesser outcomes than the expected value.