WorksheetsAccuracy and Precision
Total questions: 15
Worksheet time: 15mins
(a) is a measure of how close measurements come to each other when they are made in the same way.
Student A
Student B
Student C
Cannot be determined
How close a measurement is to the accepted value is called (a) .
This bullseye demonstrates...
High Accuracy & High Precision
High Accuracy & Low Precision
Low Accuracy & High Precision
Low Accuracy & Low Precision
A student's measured length during a science experiment was 12.00 cm. The actual size was 14.25 cm.
What was the percent error?
*Hint: You now know how to calculate error, and you should know how to calculate a percent, so put the two together to find this answer.
15.79%
18.75%
2.25%
Jessie estimates the weight of her cat to be 8 pounds. The actual weight of the cat was 10 pounds.
What was the percent error?
*Hint: You now know how to calculate error, and you should know how to calculate a percent, so put the two together to find this answer.
15%
20%
25%
30%
Describe the accuracy and precision of the image
Very accurate and somewhat precise
Very accurate but not precise at all
Not accurate at all but very precise
not accurate and not very precise
Based on the markings of this beaker, what is the estimated volume?
48 mL
48.2 mL
48.25 mL
0.04 L
Based on the markings of this graduated cylinder, what is the estimated volume?
63.5 mL
63 mL
63.55 mL
0.063 L
This image is a great example of...
precision
accuracy
Which Student is the most Precise?
Alex
Shandra
Luis
A set of data are all close in value to each other, but they are not close to the actual value. This set of data can be described as _________________.
precise
accurate
Which Student is the most Precise?
Student A
Student B
Student C
Which Student is the most Accurate?
Student A
Student B
Student C
