In the exponential regression equation, what does the value of b indicate?
A
14 point 9 percent of the remaining contaminants are removed from the water sample after each round of filters.B
14 point 9 percent of the contaminants remain in the water sample after each round of filters.C
6 point 3 percent of the remaining contaminants are removed from the water sample after each round of filters.D
6 point 3 percent of the contaminants remain in the water sample after each round of filters.