From 1993 to 2004, Firearms-Related Deaths Dropped by About 10,000

question 33

True/False

From 1993 to 2004, firearms-related deaths dropped by about 10,000 nationally.

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Definitions:

Z-scores

Normalized values reflecting the distance of an element in terms of standard deviations from the mean.

Variable

A variable is an element, feature, or factor that is prone to vary or change, capable of taking on different values.

Normally Distributed

Describes a distribution that is symmetrical, with data that clusters around a central mean and tails that decrease towards the extremes.

Standard Deviation

A measure of the amount of variability or dispersion of a set of data values, illustrating how much individual data points deviate from the mean.