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Students in a form three class sat for a Chemistry exam which was marked out of 100 marks. The students were 100 in total. The...

Students in a form three class sat for a Chemistry exam which was marked out of 100 marks. The students were 100 in total. The table below shows the distribution of students and marks scored.

Determine:
a) The quartile deviation.
b) The passmark if 35% of the students failed.
c) The minimum mark required if only five students got grade A.

Answers

Kavungya answered the question on November 7, 2019 at 06:36

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