Find the mode of the following data.
5,6,9,10,6,12,3,6,11,10,4,6,7

Find the mode of the following data. 20,3,7,13,3,4,6,7,19,15,7,18,3

Find the mode of the following data. 2,2,2,3,3,3,4,4,4,5,5,5,6,6,6.

Find the variance of the following data: 6, 8, 10, 12, 14, 16, 18, 20, 22, 24

Find the mean deviation about the mean for the following data: 6, 7, 10, 12, 13, 4, 8, 12

Find the mean deviation about the median for the following data: 3, 9, 5, 3, 12, 10, 18, 4, 7, 19, 21.

Find the union of the following sets. A = {1, 2, 3, 5, 6} and B = {4, 5, 6, 7, 8}

Find mean deviation about the mean for the following data : {:("x"_(i),2,5,6,8,10,12),("f"_(i),2,8,10,7,8,5):}

Find the rank of each of the following matrices: (i) [{:(3,2,5),(1,1,2),(3,3,6):}] (ii) [{:(4,3,1,-2),(-3,-1,-2,4),(6,7,-1,2):}]