Question

What is the percent error if the predicted value is 18 and the actual value is 20?
Answer

2%

18%

11%

10%

Please help me figure it out.

Answer 1

\[\frac{20-28}{20} \times 100\]

Answer 2

ops, that's 18 not 28

Answer 3

Saifoo took mah answer :P

Answer 4

Stolen! xD

Answer 5

you know.. giving out light. :D

Answer 6

lol Be a batti again much cooler

Answer 7

Haha, i changed it b/c Mods were thinking they are having a bug.

Answer 8

help! it's 18 to 20

Answer 9

20-18 / 20 * 100

Answer 10

Do the equation to get answer @School_Island_sad_face

Answer 11

Saifoo, that was the best bit

Answer 12

Yay! Yay!