The 'school of economics' found that 60% of its students want to register in Business Economics, 70% want to register in Financial Economics, and 45% want both. What is the probability that a student wants to register in at least one of these?
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Probability and Bayes' theorem has come up 190 times in 7 exams since 2004.
This question is on Addition rule, complements and inclusion-exclusion, part of Probability and Bayes' theorem in Statistics.
The probability of at least one of several events, and of none.
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Question from the CUET-PG 2018 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.