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Electrons come in discrete units of well defined mass and charge, but they also have wave properties.
Confidence Interval
A selection of numerical values, culled from sample data, likely to hold within it the value of an unrevealed population parameter.
Population Mean
The average of all the data points in a population, representing the central tendency of the entire population's values.
Sample Mean
The average value of a set of data points taken from a sample of a larger population.
Population Parameter
A numerical value that represents a characteristic or feature of an entire population.
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