Question

Sarah predicted that she could text 80 words

per minute on her phone. However, she only
texted 52 words per minute. What was Sarah's
percent error?
Prediction Actual |
| Actual |
Round to the nearest percent.
Hint: Percent error =
-
x 100

Answer 1

20

Explanation:

percentage error = predictions - actual ÷actual × 100

error

`(82 - 52 \\ )/(52) * 100`

=

20