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A Student Is Given the Task of Counting the Number

question 93

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A student is given the task of counting the number of nonblank cells in the range of cells B1 to B20.Which of the following formulas should he use to do so?


Definitions:

Suprachiasmatic Nucleus

A small region of the brain in the hypothalamus, responsible for controlling circadian rhythms.

Optic Chiasm

Junction of the optic nerves, one from each eye, at which the axons from the nasal halves of the retinas cross to the brain’s opposite side.

Hypothalamus

A region of the brain that regulates vital bodily functions, including temperature, hunger, thirst, fatigue, sleep, and circadian rhythms.

Sleep State

A natural, reversible state of reduced responsiveness to external stimuli and relative inactivity, accompanied by complex physiological processes essential for health.

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