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.
The Megger test is a method of testing making use of an insulation. Insulation Tester. resistance meter that will help to verify the condition of electrical insulation. This is certainly not a new test, and has been in use for a number of years. One of the reasons that it is still such a popular option is because it is nondestructive. The test does have a limit of between 500 and 1000 volts, so it may not always be able to detect some insulation punctures.