Below Is a Frequency Distribution of the Number of Days

question 97

Multiple Choice

Below is a frequency distribution of the number of days absent from school in a group of 25 fifth-grade students.
What proportion of students were absent for 3 or less days?

• A).08
• B).40
• C).48
• D).60

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Definitions:

Dendrite

A branched extension of a neuron that receives impulses from other cells and transmits them to the cell body.

Axon

The long, slender projection of a neuron that conducts electrical impulses away from the neuron's cell body towards other neurons or muscles.

Nodes of Ranvier

Gaps in the myelin sheath along a nerve fiber, where the axonal membrane is exposed to the extracellular space, facilitating rapid signal transmission.

Myelinated Axons

Axons that are covered with myelin, a fatty substance that speeds up the transmission of nerve impulses.