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Worksheets

Precision vs Accuracy Recall

Total questions: 19

Worksheet time: 27mins

Name
Class
Date
1.

When aiming for the bullseye, the RED darts represent:

a)

low precision & high accuracy

b)

low precision & low accuracy

c)

high precision & high accuracy

d)

high precision & low accuracy

2.

A GPS system attempts to locate a restaurant at the center of the bull’s-eye. The black dots represent each attempt to pinpoint the location of the restaurant. The GPS located this restaurant with:

a)

high precision & high accuracy

b)

high precision & low accuracy

c)

low precision & high accuracy

d)

low precision & low accuracy

3.

The black marks on the target represent:

a)

high precision & high accuracy

b)

high precision & low accuracy

c)

low precision & high accuracy

d)

low precision & low accuracy

4.

When aiming for the bullseye, the BLUE darts represent:

a)

high precision & high accuracy

b)

high precision & low accuracy

c)

low precision & high accuracy

d)

low precision & low accuracy

5.

____________ is defined as the level of correctness of a measurement to its true value.

a)

precision

b)

accuracy

6.

__________ is defined as the repetition of results or of a measurement.

a)

precision

b)

accuracy

7.

Measurements are accurate but not precise.

a)

True

b)

False

8.

A baseball or softball pitcher would want to pitch with _______ & _______ to strike out the batter. (choose 2)

a)

High Accuracy

b)

Low Accuracy

c)

High Precision

d)

Low Precision

9.

When Aleece measures with a ruler, she always lines up the very end of the ruler to the start of the line, not the zero. This is an example of measuring with: (choose 1)

a)

High Accuracy

b)

Low Accuracy

c)

High Precision

d)

Low Precision

10.

The more measurements you make and the better the precision, the smaller the error will be.

a)

true

b)

false

11.

Timers at a swim meet used four different clocks to time an event. Which recorded time is the most precise?

a)

55 s

b)

55.25 s

c)

55.2 s

d)

55.254 s

12.

The more carefully we measure, the more _____________________ we can make things, to make them fit.

a)

carefully

b)

precisely

c)

accurately

d)

bigger

13.

Which of the following words is used to describe a set of measurements that are closely grouped together, but not necessarily close to the actual value.

a)

precise

b)

accurate

14.

Make an accurate vertical mark on 1-1/4"

15.

Make an accurate vertical mark on 1-11/16"

16.

Label the goal with lacrosse balls that represent:

High Accuracy

High Precision

17.

Label the goal with lacrosse balls that represent:

High Accuracy

Low Precision

18.

Label the goal with lacrosse balls that represent:

Low Accuracy

Low Precision

19.

Label the goal with lacrosse balls that represent:

Low Accuracy

High Precision