The marks obtained by fifty candidates were recorded in the table below. i. Draw a cumulative frequency graph and use it to estimate. ii. Median iii....

The marks obtained by fifty candidates were recorded in the table below.

i. Draw a cumulative frequency graph and use it to estimate.
ii. Median
iii. Quartile deviation
iv. The percentage number of candidates failing if the pass mark was 25 marks.
v. The range of marks scored by the middle 30% of the candidates.

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sharon kalunda answered the question on August 27, 2019 at 14:03

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