Julian and Brittany mailed 275 wedding invitations to family and friends and predicted that they would all attend. Only 265 out of 275 people committed to attending the wedding. Calculate the percent error in their prediction. Round your answer to the nearest hundredth percent.

2 answers

The error in their prediction is 275 - 265 = <<275-265=10>>10 people.
The percentage error is then (10 / 275) * 100% = 3.64%. Answer: \boxed{3.64}.
wrong