A Graphical Device for Presenting Categorical Data Summaries Based on Subdivision

question 26

Multiple Choice

A graphical device for presenting categorical data summaries based on subdivision of a circle into sectors that correspond to the relative frequency for each class is a _____.

• A) histogram
• B) stem-and-leaf display
• C) pie chart
• D) bar chart

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Definitions:

Synaptic Pruning

A natural process that occurs in the brain, especially during childhood and puberty, where the connections between neurons (synapses) are reduced to increase the efficiency of neurotransmission.

Marasmus

A wasting disease in which the body’s fat and muscle are depleted; growth stops and the body wastes away, taking on a hollow appearance.

Kwashiorkor

A malnutrition disease in children caused by deprivation of protein and calories and characterized by lethargy, bloating, and swelling of the stomach.

Muscular Dystrophy

A group of genetic disorders characterized by progressive weakness and degeneration of skeletal muscles over time.