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 Essentially, an eCheck or electronic check is a form of online payment where money is electronically withdrawn from the payerâs checking account, transferred over the ACH network, and deposited into the payeeâs checking account.
Electronic Return Originator (ERO) Law and Legal Definition. Electronic Return Originator (ERO) is a person authorized by the Internal Revenue Service to prepare and transmit tax return information of individuals and other entities to the Internal Revenue Service electronically. Such information may be either collected or prepared by the ERO.