Mathematics, 05.05.2020 10:22, masonprice
180 students in a tenth grade high school class take a survey about which video game consoles they own. 80
students answer that one of their consoles is a Playstation, 90 answer that one of their consoles is an Xbox. Out
of these, there are 30 who have both systems.
Let A be the event that a randomly selected student in the class has a Playstation and B be the event that the
student has an Xbox. Based on this information, answer the following questions.
What is P(A), the probability that a randomly selected student has a Playstation?
What is PB), the probability that a randomly selected student has an Xbox?
What is P(A and B), the probability that a randomly selected student has a Playstation and an Xbox?
What is PB A), the conditional probability that a randomly selected student has an Xbox given that he or
she has a Playstation?
Is P(B A) = P(B)? Are the events A and B independent?
Choose all answers that apply:
Answers: 1
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Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.
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180 students in a tenth grade high school class take a survey about which video game consoles they o...
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