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Question

The scores of a batsman in ten innings are: 38,70,48,34,42,55,63,46,54,44. Find the mean deviation about median.
  1. 435
  2. 445
  3. 415
  4. 425

A
415
B
425
C
435
D
445
Solution
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38,70,48,42,55,63,46,54,44Arranging:34,38,42,44,48,55,63,70Median=N2,n2+12=5,62==46+482=47Meandeviation=|3447|+|3847|+|4247|+|4447|+|4647|+|4847|+|5447|+|5547||6347|+|7047|¯¯¯¯¯¯10=13+9+5+3+1+1+7+8+16+23=8610=86

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