Question

Carter measured the length of his cell phone to 5.5 inches. The actual measurement is 6.2 inches. What is the percent error?​

Answer 1

11.3%

Explanation:

Percent error = (|theoretical value - expected value|)/(theoretical value)

= (|6.2-5.5|)/6.2

= 0.7/6.2

= 0.1129

= 11.3%