Tolerance defines the range of values in which a measurement is acceptable.
Before doing this section you should revise the National 4 Lifeskills Maths section on Tolerance.
A part is to be produced for a TV set. It is intended to be long.
The part has tolerance
This means that the largest acceptable size for the part is
The smallest acceptable size for the part is
A part for a washing machine is to be made to the length specification .
The constructed part is . Is it acceptable?
Largest acceptable size is
Smallest acceptable size is
As is between these limits then the part is acceptable.