Examlex
If you try to use an index that is less than 0 or less than the index of the last position in the StringBuilder object, you cause an error known as an exception and your program terminates.
Variability
A quantitative measure that describes the degree to which scores in a distribution are spread out or clustered together.
Standard Deviation
A measure of variability that represents the average amount by which individual scores in a distribution vary from the mean.
Variance
A measure of variability that represents the mean of all squared deviation scores.
Nominal
Scale used to classify or categorize data into groups that have different names but are not related to each other in any other systematic way.
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