Continuous random variable
For a continuous random variable X, P(27 ? X ? 74) = 0.35 and P(X > 74) = 0.1. Calculate the following probabilities. How would I find P(X = 74) with the information given?
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Edward's hometown, Forks, Washington is usually very cloudy and rainy, but lately it has been very sunny with an 80% chance that it will be sunny each day for the foreseeable future. Assume that the weather is independent from day to day. Let S de
What is the probability that you pick exactly 15 daisies in your bouquet? What is the probability that all of the flowers in your bouquet are daisies? What is the expected value and variance of D?
The wolf pack needs to kill 3 large animals in order to feed the whole pack. What is the probability that it will need to chase 20 large animals to feed the pack? What is the expected number of chases needed to be able to feed the pack?
An American roulette wheel has 38 slots: 18 are red, 18 are black and 2 are green. Let R be the number of spins until you observe red. Let B be the number of spins until you observe black. Let G be the number of spins until you observe green. What
Create a 95% confidence interval for the percentage of all American adults who favor the death penalty. Show what the error for the confidence interval is also.
Determine if the following data set is a Population or a sample: the average electric bill for the 50 United States and the District of Columbia?
What are the distribution and parameters of S? How many days should Edward expect to wait before he can go outside?
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