it is the second
A second.
It, as with many other units of measure, is a standard to which everyone can agree.
A standard of living measure is the economic position of the individual.
what does a standard thread gauge measure
Units of measure do follow the standard deviation.
The standard unit of measure for sound is the decibel (dB).
time value analysis
It depends on what you are trying to measure. There are different standard units for different characteristics.
Pulse rate changes, so it is not a reliable measure of a time standard. It is different for different people too.
"Minutes" (a measure of time equal to 60 standard seconds) is pronounced "MIN-itz".
The worldwide standard measures of time - seconds, minutes, hours, days, weeks, months, years, centuries- are used by Buddhists. They measure these by watches, sundials, clocks, and calendars.
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