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You Are on a Criminal Activity Task Force Created to Detect

question 67

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You are on a criminal activity task force created to detect terrorism threats in the area. Your team has detected an issue in a section of the city that is heavy with gangs. You need to work with other task forces to gain the information you need and respond to the terrorist activity. Which of the following would help?


Definitions:

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, representing an average distance from the mean.

Mean

The average value obtained by adding all the data points in a set together and then dividing by the number of data points.

Standard Normal Curve

A symmetric bell-shaped curve that represents the distribution of many types of data where the mean is 0 and the standard deviation is 1.

Z-score

An index quantifying the position of a value relative to the average value in a dataset, expressed as the amount of standard deviations away from this mean.

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