If Z is a standard normal random variable, then the value z for which P(-z 
Z 
z) equals 0.8764 is:
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Scientific Method
A systematic process for experimentation that is used to explore observations and answer questions.
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The practice of cleaning hands to prevent the spread of germs and infections, typically by washing with soap and water or using hand sanitizer.
Diagnostic Reasoning
The process by which healthcare professionals use a patient's history, physical examination findings, and diagnostic tests to establish a diagnosis.
Scientific Method
A systematic approach to research and experimentation used to explore observations and answer questions.
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