Examlex
The Spearman rank-correlation test is a nonparametric test that uses the directions of differences observed in a matched-pairs sample to determine whether the relative frequency distributions of two statistical populations are identical to or different from one another.
Sensory Perceptual Alterations
Changes or disturbances in the way an individual perceives sensory inputs, which can be a symptom of various neurological or psychological conditions.
Circadian Rhythms
Natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours.
Major Depressive Disorder
A psychiatric disorder characterized by a persistent feeling of sadness or a lack of interest in external stimuli.
Neurotransmitters
Chemical messengers that transmit signals across a chemical synapse, from one neuron (nerve cell) to another target neuron, muscle cell, or gland cell.
Q24: You are performing the Wilcoxon rank-sum test.
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Q193: To apply the Wilcoxon rank sum test