<span>(6, 4, 4, 5, 1, 8, 10, 7, 8, 6, 6, 7, 5, 4, 6) </span>now arrange them <span>1,</span>4, 4,4,5, 5,6,6,6,6,7,7,8,8,10 we have 15 numbers median is 8th number :second 6 first<span> quarterly is the last 4 third </span><span>quarterly is the second 7</span>