How what you eat demands more water than you think it does. By Kyle Kim, Jon Schleuss and Priya Krishnakumar April 7, 2015 California's crippling drought has prompted conservation efforts, such as replacing grass lawns and minding how long you leave the tap water running.
Hyphen. Alternatively referred to as a dash, subtract, negative, or minus sign, the hyphen (-) is a punctuation mark found on the underscore key next to the 0 key on US keyboards.
The symbol H0 is the abbreviation for the null hypothesis, the small zero stands for null. 1  Oddly enough, we are in a sense betting against our research judgment. If we didn't think that some factor made a difference, we probably would not be doing the research in the first place.