A Researcher Decides to Split Scores on an Exam into Quartiles.She

question 42

Multiple Choice

A researcher decides to split scores on an exam into quartiles.She determines that a score of 64 is at the 25th percentile,a score of 74 is at the 50th percentile,and a score of 80 is at the 75th percentile.What is the interquartile range (IQR) for these data?

• A) 16
• B) 10
• C) 6
• D) There is not enough information to answer this question.

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Definitions:

Myelinated Axons

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

Posterior Root Ganglion

A cluster of nerve cell bodies (neurons) located in the dorsal root of the spinal nerve, involved in transmitting sensory information to the central nervous system.

Sensory Neuron

A type of neuron that transmits signals from sensory receptors to the central nervous system.

Sensory Neurons

Neurons that transmit sensory information from the body's periphery towards the central nervous system.