Definition: Interquartile range is the measure of dispersion which is the difference in the values of two quartiles. The Lower Quartile is denoted as Q 1 and the Upper Quartile is denoted as Q 3.
What is an eCheck? Essentially, an eCheck or electronic check is a form of online payment where money is electronically withdrawn from the payerâs checking account, transferred over the ACH network, and deposited into the payeeâs checking account.
What are eChecks? An e-Check is the electronic version of the standard paper check. These are sometimes called electronic checks, direct debit, or ACH transfer. E-checks are used to make payments online using only the info that would be contained on a âpaperâ check. Go HERE for a deeper explanation about what Echecks are.