Percent Error Pop Quiz

Mr. Boone estimates that it will take him 48 minutes to run 8 miles. It actually takes him 60 minutes. What was his percent error?

• 20%

• 12%

• 25%

• 8%

Ms. Meckley estimated 70 students would try out for the Cross Country team. This year, only 63 students tried out. What was her percent error?

• 11%

• 50%

• 12%

• 1%

An archaeologist estimated that a fossil was 520 years old. It was actually 500 years old. What was the percent error?

• 4%
• 20%
• 3.8%
• none of these

Ms. Daniels estimates that there will be 230 people who attend the concert. There was an actual total of 300 people who attended. Find the approximate percent error.

• 23%

• 33%

• 27%

• 37%

The attendance for the basketball game was estimated to be 15,000 people but 10,000 people actually attended. What was the percent error?

• 50%

• 5%

• .5%

• .05%

Jessie estimates the weight of her cat to be 8 pounds.  The actual weight of the cat was 10 pounds.  Find the percent error.  

• 15%
• 20%
• 25%
• 30%