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The table below shows marks obtained by 60 form four students in an English test. (a) State the modal class (b) Using an assumed mean of...

The table below shows marks obtained by 60 form four students in an English test.

(a) State the modal class
(b) Using an assumed mean of 52,
Calculate:
(i) The actual mean
(ii) The standard deviation
(c) Estimate the median mark

Answers

Kavungya answered the question on November 20, 2019 at 12:33

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