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18 questions
The attendance for the basketball game was estimated to be 12,500 people but 15,000 people attended. What was the percent error?
16.67%
20%
2500%
80%
Heather performs an experiment to measure the acceleration of an object due to Earth’s gravitational force and discovers the acceleration of an object is 10.91 meters per second. The actual acceleration of the object is 9.80 meters per second. Approximately what is Heather’s percent error?
0.11%
1.11%
11.3%
10.17%
Arlo performs an experiment for his physical science class and finds that the gravitational acceleration due to the Earth is 9.0 meters per second squared. The actual value is 9.8 meters per second squared. What is the percent error in Arlo’s measurement, to the nearest tenth?
8.2%
-8.9%
-8.2%
-9.4%
How close a measurement is to the accepted value is called..
Accuracy
Precision
Significant
Estimate
A lab group was calculating the speed of a radio car. They measured the speed to be 1.8 m/s. The actual speed was 2.2 m/s. What was their percent error?
18%
-18%
18.1%
18.0%
Some students were measuring the volume of a cube shaped wooden block. They measured the volume to be 226 cm3. The actual volume of the block was 153 cm3. What was their percent error?
47.7%
48%
-47.7%
47%
A student was measuring the ratio of a circle’s circumference and diameter. They found the ratio to be 3.45. The actual ratio (circumference divided by diameter) was 3.14. What was their percent error?
9.87%
8.99%
-9.87%
-8.99%
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