Find the three median x-values that would form the summary points of the median median line for the dataset in the table. x y 1 15 3 17 6 18 7 18 9 20 15 24 16 23 22 26 23 27 28 30 33 32 Find the three median x-values that would form the summary points of the median median line for the dataset in the table. x y 1 15 3 17 6 18 7 18 9 20 15 24 16 23 22 26 23 27 28 30 33 32 ...