Question

can someone help me with this up to question 12

Worksheet# 7 an event occurving le 9 to 2, en the poabity tht the event -PA) 2. The expression PNAU -NA) A) A and B are dependentB) A and B are independent ) 4 and Bare mutually exclusive Done of these A equals E A) for any events A and 5) oly esprsion PEAn-PAIPBIAJ is valid i C) A and 8 are independent. D) A and B ave mvutually esclusive. Table 3 Teachermin Stadents 15 4. Use the sete in Table 3 to solve the following The probabitity expressed by PS s. Using Table the 6. Two probabilinies may be added when we are asked uW) equals 3, the probability that a person is a woman, given that the person is not a teacher is A) an "and" question and the events ane independent. B) an "or" question and the events are independent C) an "and" question and the events are mutually exclusive. D) an "or question and the events are mutually exclusive. 7. Two probabilities may be multiplied when we are asked A) an "or" question and the events are mutually exclusive. B) an "and" question and the events are mutually exclusive. C) an "and question and the events are independent. D) an "or question and the events are independent 8. If A and B are mutually exclusive events with P(A)-0.15, P(B)-045, then PIA uBY) equals 9. If A and B are independent events with pro-o.25, P(B)-03a then PCA u Bri equals 10.If 600 lottery tickets are sold for a cash price of $150, what is the mathematical expectation of a person who buys one of these tickets for $1? 11.Two finalists are in a tennis match with the winner to receive $40,000 and the loser $25,000, What are the two players' mathematical expectations if they are equally matched? 12.Two finalists are in a tennis match with the winner to receive $40,000 and the loser $25,000. What are the two and players mathematical expectations ifthir probabilities of winng e

Answer 1

rze mone y 1시 | nnor$ 40000 win-,良13, uoooo 173 asooo loser 요5000 -쇠3 P2 loose Exfechhm fir Player 1 = 2xyoooo + asooo = 105000 --$ 35000 Expeetahs ndtr player 2 = ⅓xuovo o + 3 x 25000 = 3