Five pupils A, B, C, D and E obtained the marks 53,41,60,80 and 56 respectively. The table below shows part of the work to find...

Five pupils A, B, C, D and E obtained the marks 53,41,60,80 and 56 respectively. The table below shows part of the work to find the standard deviation.

(a) Complete the table.
(b) Find the standard deviation

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sharon kalunda answered the question on August 16, 2019 at 12:28

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