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 Essentially, an eCheck or electronic check is a form of online payment where money is electronically withdrawn from the payerâs checking account, transferred over the ACH network, and deposited into the payeeâs checking account.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 check payment processing is check cashing simplified, a hassle-free and inexpensive way to get paid quicker. It is also just one of the many important merchant services that TransFirstÂ® provides to its clients to meet all their payment processing needs, including credit cards and debit cards. We offer electronic check payment processing through CrossCheckÂ®.