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For a standard normal distribution, the probability of z 0 is
Historical Research
The study of past events or conditions through the examination of relevant primary sources, secondary sources, and artifacts.
History
The study of past events, particularly in human affairs, often documented and analyzed to understand patterns and causes.
Historical Research
the methodical study and investigation of past events, personalities, and periods, utilizing primary sources and documents.
Symbols
Objects or figures used to represent concepts, ideas, or relationships in a symbolic manner, often found in cultures, religions, and art.
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