Arrange the given heights of 20 students in grouped distribution with a class interval of 5 and find the number of students above the height of 169cm.
Heights (in cm): 150, 153, 162, 170, 186, 153, 162, 180, 165, 150, 178, 156, 184, 176, 173, 186, 159, 183, 180, 156.
10
HeightNumber of Students150−1544155−1593160−1642165−1691170−1742175−1792180−1844185−1892Total20
Number of students above the height of 169 = 2+2+4+2=10