Temondre336 Temondre336

14-04-2021
Mathematics

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Ten friends scored the following marks in their end-of-year math exam:
23%, 37%, 45%, 49%, 56%, 63%, 63%, 70%, 72% and 82%
What was the mean deviation of their marks?

Ten friends scored the following marks in their endofyear math exam 23 37 45 49 56 63 63 70 72 and 82 What was the mean deviation of their marks class=

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GreenPlant22 GreenPlant22

14-04-2021

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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