Math tools help you detect errors or inaccuracies in
data by using the concept of validity and reliability. There are known formulas
in measuring and identifying errors. Errors, according to some experts are an
element to every measurement and have to be dealt with. Errors comes in two
types which are the random errors and the systematic errors. Math tools like in
the measure of central tendencies in statistics help us determine if there is
an error or to measure the reliability of the scale.
