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Mathematics 8 Online
OpenStudy (x3_drummerchick):

HELP! Will give medals! **Dont give me just the answer- I want to know how to do the problem :) A persons blood pressure is measured to be 113 +- 5mm Hg, what is its percent uncertainty?

OpenStudy (amirrezas):

The formula for uncertainty: \[Uncertainty=Error/Mean-value\] therefore \[UNCERTAINTY=2*5/113= 8.85%\]

OpenStudy (amirrezas):

Its 8.85 percent

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