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Mathematics, 20.04.2021 00:44 josierednour285

There are 300 students in the 12th grade high school class 120 of these students have at least one sister and 100 have at least one brother, there are 40 who have at least one sister and one brother. Let A be the event that a randomly selected student in the class has a sister and B be the event that the student has a brother. Based on this information, answer the following questions. What is P (A), the probability that the student has a sister

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There are 300 students in the 12th grade high school class 120 of these students have at least one s...
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