Four Different Kinds of Radar Systems, Designed to Detect or Monitor

question 79

Short Answer

Four different kinds of radar systems, designed to detect or monitor the airspace around a major airport for high flying objects, low flying objects, runway traffic, and wind shear, operate independently. If each system has probability 0.90 of functioning correctly, find the probability at least one radar system will fail.
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Definitions:

Fight-or-flight Response

A physiological reaction to perceived harm or threat, mobilizing the body for fighting or fleeing.

Social Evolution

The gradual development and progression of societies and cultures over time through mechanisms such as adaptation, selection, and innovation.

Biological Evolution

The process through which species of organisms undergo changes over time through genetic variation and natural selection.

Physiological Response

A natural, automatic bodily reaction to stimuli, which can include changes in heart rate, hormone levels, or muscle tension.