Fewpal
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in Statistics by (15 points)
Marks               No.of Students
 0 – 10                             8
10 – 20                           10
20 – 30                          15
30 – 40                           7
40 – 50                           5
50 – 60                           5

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1 Answer

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by (23.9k points)
MarksNo. of Students (f)Mid value (m)fm
0-108540
10-201015150
20-301525375
30-40735245
40-50545225
50-60555275
Σf = 50Σfm = 1310

Mean:

= \(\frac{1310}{50}\)

= 26.2

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