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Mathematics, 05.05.2020 08:53 anjoliej9

* represents 29 students in a class
b represents students who have brothers
S represents students who have sisters
a)one student from the class is chosen at random what is the probabilty that the student has a sister
b)one student from the class is chosen at random what is the probabilty that this student has a sister
PLEASE HELPP! URGENTLYY NEED ANSWER ;)

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* represents 29 students in a class
b represents students who have brothers
S represent...

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