 # Get help with upper level probability

Recent questions in Upper level probability Makatu Zuma 2022-05-03

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2022-04-14

### A large cooler contains the following drinks: 6 lemonade, 8 Sprite, 15 Coke, and 7 root beer. You randomly pick two cans, one at a time (without replacement).(a) What is the probability that you get 2 cans of Sprite?(b) What is the probability that you do not get 2 cans of Coke?(c) What is the probability that you get either 2 root beer or 2 lemonade?(d) What is the probability that you get one can of Coke and one can of Sprite?(e) What is the probability that you get two drinks of the same type? Jesenmanuefan 2022-04-04

###  Carrillo Valdivia Brian Jafet 2022-04-04

### Assume that the monthly worldwide average number of airplaine crashes of commercial airlines is 2.2$2.2$. What is the probability that there will be) at most 2$2$ such accidents in the next 2$2$ months? jamilla.ricag093004 2022-03-31

2022-03-30

### individual plays a game of tossing a coin where he wins Rs 2 if head turns up and nothing if tail turns up.On the basis of the given information, find (i) The expected value of the game. (4) (ii) The risk premium this person will be willing to pay to avoid the risk associated with the game. desireegarvin 2022-03-22

2022-03-22

### Binomial Distribution. We conduct 8 trials with a probability​ π=.63 of success. Alan Smith 2022-01-14 Answered

### What is Var(X - Y)? We know that the formula for Var(X + Y) is Var(X) + Var(Y) + 2Cov(X,Y) Does this mean that for Var(X - Y) it is just: Var(X) - Var(Y) - 2Cov(X,Y)? Daniell Phillips 2021-12-19 Answered
### Evenats A and B are mutually exclusive. Which of the following statements is also true? a. $P\left(A\cap B\right)=P\left(A\right)+P\left(B\right)$ b. $P\left(A\cup B\right)=P\left(A\right)+P\left(B\right)$ c. A and B are also independent d. $P\left(A\cup B\right)=P\left(A\right)P\left(B\right)$ Yulia 2021-08-11 Answered