Percent Error Practice

Percent Error Practice

Assessment

Flashcard

Mathematics

7th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is percent error?

Back

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

2.

FLASHCARD QUESTION

Front

How do you calculate absolute error?

Back

Absolute error is the difference between the measured value and the true value. It is calculated as: Absolute Error = |Measured Value - True Value|.

3.

FLASHCARD QUESTION

Front

What is the formula for calculating percent error?

Back

The formula for calculating percent error is: Percent Error = |(Measured Value - True Value)| / True Value * 100.

4.

FLASHCARD QUESTION

Front

If Robbie measures 25 grams instead of 20 grams, what is his absolute error?

Back

Robbie's absolute error is 5 grams, calculated as |25 - 20|.

5.

FLASHCARD QUESTION

Front

What number should Robbie use for the exact amount when calculating percent error?

Back

Robbie should use 20 grams as the exact amount.

6.

FLASHCARD QUESTION

Front

If Nick estimated 60 attendees but only 45 showed up, what is the percent error?

Back

The percent error is 33%, calculated as |(60 - 45)| / 60 * 100.

7.

FLASHCARD QUESTION

Front

What was the percent error if the estimated attendance was 15,000 and the actual was 12,500?

Back

The percent error is 20%, calculated as |(15,000 - 12,500)| / 15,000 * 100.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?