The best he and other researchers can do is look at variations in gene sequences.
Nowadays, users may be looking at your site from a desktop, laptop, tablet or many variations of mobile devices.
And the idea of the test of statistical significance is to try to estimate to what extent you're looking at random variation.
Plotkin is looking at the slight variations that occur from year to year within a single subtype, such as H1N1.
That is, we tolerate a 5% chance on any one comparison that what we are looking at is merely random variation.
If the p-value is 0.05 or less, we typically dismiss chance as an explanation by 'industry agreement.' That is, we tolerate a 5 percent chance on any one comparison that what we are looking at is merely random variation".
Genetic tests are currently available for specific genetic disorders, but the Wellcome Trust Case Control Consortium is looking at the more mild and multiple genetic variations which combine with environmental factors to give a person an increased risk of developing a disease.
"To me it is no coincidence that these two men, who were looking at a very large group with minute variations, made such fundamental breakthroughs.
Although the new shade may seem a fleeting fancy, Ms. Walch said, "We're looking at two more years of this citron yellow and its variations".
"He was looking at the board, the clock, his score sheet, but he never calculated moves and variations".
