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Three marksmen take turns shooting at a target. Marksman 1 shoots until he misses, then marksman 2 begins shooting until hemisses, then marksman 3 until he misses, and then back to marksman1, and so on. Each time marksman i fires he hits the target,independently of the past, with probability P i,i=1,2,3. Determine the proportion of time, in the long run, that each marksman shoots.
Find out the slope, b, and the intercept, a, for the least-squares line. Write the equation of the least squares line.
A researcher wishes to estimate within $300 the true average amount of money a country spends on road repairs each year. If she wants to be 90% confident, how large a sample is necessary? The standard deviation is known to be $900.
When someone buys a ticket for an airline flight, there is a 90% probability that a person will not show up for the flight. Air America books 15 people on a commuter flight that can only seat 13 passengers.
Explain a Type I error for this situation. Explain a Type II error for this situation.
Draw a scatter diagram and consider the correlation for the provided data. Do larger universities tend to have more property crime.
Let 3 trails (they may not be independent), each of which is either success or not. Let X denotes number of successes. Assume E[X] = 1.8. Determine the largest possible value of P(X=3)?
Hagger Engineering Corporation is considering undertaking several proposed projects for the next fiscal year. The projects, the number of engineers and the number of support personnel necessary for each project.
If the manufacturer's claim is true, what is the probability that the claim will be rejected?
How many dissimilar computer passwords are possible?
Find the probability of failure of system for any 4 hours of operation?
What are the singleton subsets of X and Y? are the empty set and the sample space the singleton subsets?
In a survey of women in a certain country (ages 20-29), the mean height was 62.9 inches with a standard deviation of 2.81 inches.
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