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Question: A rat is trapped in a maze. Initially it has to choose one of two directions. If it goes to the right, then it will wander around in the maze for three minutes and will then return to its initial position. If it goes to the left, then with probability 1/3 it will depart the maze after two minutes of traveling, and with probability 2/3 it Will return to its initial position after ?ve minutes of traveling. Assuming that the rat is at all times equally likely to go to the left or the right, What is the expected number of minutes that it will be trapped in the maze?
Use the expected value approach to decide whether to market the new product. Because of the high dollar values involved, especially the possibility of a $100,000 loss.
Suppose they wrote 20 policies for the coming weekend, what is the probability that exactly two claims will be filed?
Find a point estimate for PE, the population proportion of musicians that are left-handed.
What is the probability that in your random sample of 50 students, between one thirds and two thirds favor the new policy?
Is the nicotine content of a cigarette related to the "tars"?- Do you think a linear model is appropriate here? Explain.-
The sample mean of the number of spots on the 6000 rolls, should be about If this die is rolled 6000 times, the number of times we get a 2 or a 3 should be about
A binomial experiment has 10 trials with a probability of success of 0.62 in each trial. What is the standard deviation of the binomial random variable?
What is the importance of pretesting questions and instruments? What are risks of not doing this? Provide an example.
The following data are the number of persons who were waiting in line at a checkout counter at 100 randomly selected times during the week.- At the 0.05 level, test whether the population of these values could be Poisson distributed.
question the data displayed below represents the electricity cost during a recent month for a random sample of 50
bags of a certain brand of tortilla chips claim to have a net weight of 16 ounces. net weights actually vary slightly
what are sampling techniques and discuss about sampling techniques? write sources from where you have got the
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