percent error!🧐

Front

What is percent error?

Back

Percent error is a measure of how inaccurate a measurement is, expressed as a percentage of the actual value. It is calculated using the formula: Percent Error = |(Estimated Value - Actual Value)| / |Actual Value| * 100.

Front

How do you calculate percent error?

Back

To calculate percent error, subtract the actual value from the estimated value, take the absolute value of the result, divide by the actual value, and then multiply by 100.

Front

If the estimated attendance at a game is 15,000 and the actual attendance is 12,500, what is the percent error?

Back

20%

Front

Zed estimated there were 350 chips in a bag, but there were only 210. What is the percent error?

Back

67%.

Front

The students measured a length of 12 cm, but the actual length was 14.25 cm. What is the percent error?

Back

15.79%.

Front

What is the formula for calculating percent error?

Back

Percent Error = |(Estimated Value - Actual Value)| / |Actual Value| * 100.

Front

If Jessie estimates her cat's weight to be 8 pounds and the actual weight is 10 pounds, what is the percent error?

Back

20%.

Front

What does a percent error of 0% indicate?

Back

A percent error of 0% indicates that the estimated value is exactly equal to the actual value.

Front

What does a high percent error indicate?

Back

A high percent error indicates a large discrepancy between the estimated value and the actual value, suggesting a significant error in measurement or estimation.

Front

If a student measures a length of 10 cm but the actual length is 12 cm, what is the percent error?

Back

16.67%.