A meteorologist forecasted that Monday's hight temperature would be 76F. On Monday, the temperature reached 80F. What is the percent error in the meteorologist's forecast for Monday?

5%

Step-by-step explanation:

A meteorologist predicted that Monday's hight temperature would be 76F and on Monday, the temperature reached 80F.

The percentage error will be

Percentage error=

(Exact value-Forecasted value)/exact value x 100

= 76-80/80 × 100

= -4/80 × 100

=4/80 × 100

= 400/80

= 5%

The percentage error is 5%.