An experimenter flips a coin for each participant and assigns the participant to one group when "heads" came up and to the other group when "tails" came up. this process is referred to as:

Adding and subtracting matricesfind the value of each variable. x = and y = would

How do you find the area of a triangle

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.