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.(1 point)
Responses
3.63%
3.63%
3.77%
3.77%
0.038%
0.038%
−4.00%
The percent error is calculated by taking the difference between the predicted and the actual value, dividing it by the actual value, and then multiplying by 100.
Predicted value: 275
Actual value: 265
Difference: 275 - 265 = 10
Percent error: (10/265) * 100 = 3.77%
Therefore, the answer is 3.77%.