This is made up of the seventh digit on -- everything except the last number on your card. The final digit on your credit card is known as the check digit or checksum.. This number is set by something called the Luhn formula, patented by Hans Peter Luhn, an IBM scientist in 1960. It's a formula that uses the numerals in your card's account number to verify that it's valid.
Wilcoxon test (wÉªlËkÉksÉn ) noun. a. Also called : Wilcoxon matched-pairs signed-ranks test. a statistical test for the relative size of the scores of the same or matched subjects under two experimental conditions by comparing the distributions for positive and negative differences of the ranks of their absolute values. b. Wilcoxon Mann-Whitney test.
NS1 antigen test. NS1 antigen test ( nonstructural protein 1), is a test for dengue, introduced in 2006. It allows rapid detection on the first day of fever, before antibodies appear some 5 or more days later. It has been adopted for use in some 40 nations. The method of detection is through enzyme-linked immunosorbent assay.