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kondor19780726 [428]
3 years ago
11

Ten friends scored the following marks in their end-of-year math exam:

Mathematics
1 answer:
S_A_V [24]3 years ago
6 0

Answer:

Given that  

Marks of ten friends

   23%, 37%, 45%, 49%, 56%, 63%, 63%, 70%, 72% and 82%

Mean = 56

Variance = 284.6

Standards deviation = 16.9

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