It appears that about 1400 1400 students were exposed. What is the probability that at least 75 % 75% of these students develop infections if not treated? (Fortunately, whooping cough is much less serious after infancy.)

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Which of the following circles have their centers in the third quadrant? check all that apply.