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S.chand books class 8 maths solution chapter 28 Data Handling exercise 28 C

Find the median of the following.
1. 7,32,15,28,43,29

2. 22,22,38,73,42,64,28,54

3.What is the median score achieved by a student who recorded the following scores on 10 math quizes ?

4.Determine the mode(s) for each of the following sets of data
(i) 2,8,7,3,2,7,6,7
(ii) 14,16,18,14,10,14,16,12,16,10
(iii) 21,38,80,26,55,80,53,68,80,51
(iv) 26,32,26,21,83,26,83,67,53,83,85

5.Find the mode of the following distributions
<div style=”overflow: auto;”>
<tr><th>Size of shoes</th><td>6</td><td>7</td><td>8</td><td>9</td><td>10</td></tr>

6.Determine (a) the mode (b) the median , and (c) the mean for each of the following sets of data:
(i) 4,4,8,11,12,16,22
(ii) 68.4,65.7,6839,79.5,52.5

7.Find the mode , and the mean of the following set. Number of hours of opening life of 25 flashlight batteries:

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