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Understanding Measurement Errors and Calculations

Understanding Measurement Errors and Calculations

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers the concepts of error and percentage error, explaining how to calculate them through various problems. It begins with an introduction to the topic, followed by six problems that demonstrate practical applications of these concepts. Each problem involves calculating errors and percentage errors in different scenarios, such as measuring building height, distance, stick length, acid volume, pole measurement, and square dimensions. The tutorial concludes with a summary and encourages viewers to engage with the content further.

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of this tutorial?

Calculating the area of a circle

Understanding approximation and errors

Studying the history of mathematics

Learning about algebraic equations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating error?

Actual value divided by measured value

Actual value minus measured value

Measured value minus actual value

Measured value plus actual value

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is percentage error calculated?

Error minus actual value times 100%

Error multiplied by actual value times 100%

Error divided by actual value times 100%

Error plus actual value times 100%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Problem 1, what is the error when the building height is measured at 7 meters?

0.75 meters

0.25 meters

1 meter

0.5 meters

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the range of actual height for the building in Problem 1?

7 to 8 meters

6.5 to 7 meters

6 to 8 meters

6.5 to 7.5 meters

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Problem 2, what is the percentage error for the distance measured as 8.3 meters?

3.75%

4.5%

5%

2.5%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the error in Problem 2 when the distance is measured as 8.3 meters?

0.4 meters

0.2 meters

0.5 meters

0.3 meters

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