The accepted value of a length measurement is 200cm, and the experimental value is 198cm. Circle the letter of the value that shows the precent error of this measuerment.
a)2%
b)-2%
c)1%
d)-1%
is it b)-2%
No. What is 2/200 * 100?
Percent error = deviation/GAAT * 100
gAAT generally accepted as true. Now watch signs...deviation = measured - GAAT
1 answer
200cm= 2