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The opponents of soccer team A are of two types: either they are a class 1 or a class 2 team. The number of goals team A scores against a class i opponent is a Poisson random variable with mean λi , where λ1 = 2, λ2 = 3. This weekend the team has two games against teams they are not very familiar with. Assuming that the ?rst team they play is a class 1 team with probability 0.6 and the second is, independently of the class of the ?rst team, a class 1 team with probability 0.3, determine
(a) the expected number of goals team A will score this weekend.
(b) the probability that team A will score a total of ?ve goals.
Find the complex solution to this quadratic equation: x^2 + 6x + 10 = 0.
in horse racing a trifecta bet is one where you need to pick the first three finishers of the race in the exact order
The number of lightning strikes in a year at the top of a particular mountain has a Poisson distribution with a mean of 4.2. Find the probability that in a randomly selected year, the number of lightning strikes is 0.
A newspaper writes" this show that there is roughly a 92 percent chance that the difference between the two counts is due to some irregularity other than simply chance alone" Do you agree with the newspaper's interpretation of the p-value Explain ..
1.reading highway signs is not always easy especially if your vision is imperfect. vision in general tends to
what is the numeric value of k if the pmf is given as px k2 for x
Assume that the measurements came from a normal distribution. The variability of the manufacturing process is unknown means the same as the standard deviation is unknown.
a real estate agent has 12 properties that she shows. she feels there is a 40 chance of selling any one property during
suppose that the time to failure of a particular part in a system has an exponential distribution with expected time to
peace health hospital is interested in buying a robot that helps with valve repairs for cardiovascular surgery. in
an exit poll of 1000 randomly selected voters found that 515 favored candidate a. is the race too close to call? answer
distracted driving such as texting while driving can increase the chance of a motor vehicle crash. a new report states
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