Find D7 and P40 for following data showing runs scored by batsman in his 20 innings:
32, 28, 47, 63, 71 ,9, 60, 10, 96, 14,
148, 53, 67 ,29,10, 62,40,80,
54,31
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Answer:
38,70,48,42,55,63,46,54,44
Arranging:34,38,42,44,48,55,63,70
Median=
2
2
N
,
2
n
+1
=
2
5,6
=
=
2
46+48
=47
Meandeviation
=∣34−47∣+∣38−47∣+∣42−47∣+∣44−47∣
+∣46−47∣+∣48−47∣+∣54−47∣+∣55−47∣
∣63−47∣+∣70−47∣
10
=13+9+5+3+1+1+7+8+16+23
=
10
86
=86
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