Rounding Errors Flashcards
1
Q
What is an absolute error
A
The actual mathematical difference between the answer and the approximation.
2
Q
Will an absolute error always be positive
A
Yes
3
Q
When could you apply an absolute measure
A
To decide whether the number is accurate enough
4
Q
What is a relative error
A
The ratio of the absolute error and the number you are trying to represent
5
Q
What does a relative error do
A
Compares the actual result to the expected result
6
Q
Equation for relative number
A
Absolute error / Number intended to be stored
7
Q
How can you make a relative error a percentage
A
Multiplying it by 100
