Determine the method of moments estimates
Determine the method of moments estimates for mu and sigma sqared based on a random sample of size n drawn from a normal pdf, where mu = E(Y) and sigma squared = Var(Y).
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An unknown distribution has mean of 45 and standard deviation of eight. Samples of size n = 30 are drawn randomly from the population. Find the probability that the sample mean is between 42 and 50.
At a large university it is known that 40% of students live on campus. The director of student life is going to take random sample of 200 students. Determine the probability that more than half of the sampled students live on campus?
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A fair die and a fair coin are being tossed simultaneously and repeatedly. Determine the probability that in the first k tosses we won't see Tails and an even outcome?
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Mention some types of problems that can be solved using quantitative methods.
You have a supplier that historically has a 2% defect rate. You are measuring the possibility of using a screening system. The candidate system will detect a flaw 95% of the time if there is a flaw.
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