Question

A student’s scale recorded his weight as 160 lb. His weight is actually 164 lb. What is the percent error of the scale?
A. 0.04%

B. 2.4%

C. 2.5%

D. 0.4%

Answer 1

(b)

percent error = \[|actual-calculated|/(actual)*100\] gives you the answer in percent where ur actual is the 164 lbs and the calculated is the weight you obtained or saw (160 lbs)