The cumulative distribution function of a real-valued random variable X is the function given by () = â¡ (â¤), where the right-hand side represents the probability that the random variable X takes on a value less than or equal to x.
O Negative. As an O Negative blood donor you have a particularly unique opportunity to help people in emergency situations. O Negative blood cells are called âuniversalâ meaning they can be transfused to almost any patient in need, and only 6.6% of the population has O Negative blood. In the event of an emergency, trauma patients and accident victims are given a fighting chance at life due to O Negative blood transfusion. You may hear that âO Negative blood is the type they carry on the medical helicoptersâ. This is often the case when there is no time to ask questions.
How many quarts of blood do you give when you donate blood?     You donate roughly 1 quart when you donate blood. Edit 3/18/2013 20:19: The answer above is false. You donate a pint of blood (0.5 quarts).