What is the meaning of the number of digits reported in a measured quantity?

+1 vote
asked May 21, 2012 in General Chemistry by Gummmys ~Expert~ (1,105 points)

1 Answer

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Best answer

The number of reported digits indicate the certaintity of the measurement.

More digits = greater certaintity

Less digits = less certaintity

The last digit reported is estimated when reporting measurements.

answered May 23, 2012 by Roar3215 ~Expert~ (1,318 points)
selected May 23, 2012 by Gummmys