Percent of Error

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

• 16.67%

• 20%

• 2500%

• 80%

Tags

CCSS.7.RP.A.3

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

• 15.79%

• 18.75%

• 2.25%

• 18%

Tags

CCSS.7.RP.A.3

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

• 21%

• 17.37%

• 17.4%

• 21.02%

Tags

CCSS.7.RP.A.3

During the school fire drill the actual count of students was between 1380 and 1402. What is the most the absolute error could be?

• 22
• -22
• 2782
• 22%

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

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%

Tags

CCSS.6.RP.A.3C

Zed went to the store and bought a bag of chips.  He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package.  What was his percent error?

• 35%
• 67%
• 85%
• 92%

Tags

CCSS.7.RP.A.3

Bob 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%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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

Tags

CCSS.7.RP.A.3

Ms. Brown 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%

Tags

CCSS.7.RP.A.3

Mr. Nacerino 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%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3