Given P(A), P(not B) and P(A or B), calculate P(B) and P(A and B). Then a two-way table of attendance by gender: decide with a reason whether two events are mutually exclusive, and use independence to find the total number of learners. The last question fills in a three-event Venn diagram from a survey of 165 learners on car brand preference.
addition rulemutually exclusiveindependent eventscontingency tablevenn diagramthree events
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