SharpkopMaths P1 · Probability and counting
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A group of learners write examinations in Mathematics (M), Tourism (T) and Geography (G).
Every learner writes at least one of these subjects.
Mathematics is written by 24 learners in total.
Tourism is written by 18 learners in total.
Geography is written by 20 learners in total.
6 learners write Mathematics and Tourism, but not Geography.
4 learners write Mathematics and Geography, but not Tourism.
2 learners write Tourism and Geography, but not Mathematics.
7 learners write Tourism only.
11.34 marks
Decide whether the events "a learner sits for Mathematics" and "a learner sits for Tourism" are independent. Support your answer with calculations.
NSCBased on Nov 2024 · Paper 1 · Q11.3
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