Science.
Understand the ideas of physics, chemistry, and mathematics through articles, concepts, and examples connected to their sources. · Page 2
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Concept · Physics
Propagation medium
A material system whose interactions transmit a mechanical disturbance.
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Arithmetic mean
The sum of the values in a set divided by its number of observations.
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Median
A measure of center that divides ordered data into two halves.
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Standard deviation
Measure of dispersion expressed in the same units as the data.
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Sample
A set of observations selected to study a population or process.
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Confidence interval
An interval obtained through a procedure with specified coverage under its assumptions.
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