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An insurance company supposes that the number of accidents that each of its policyholders will have this year is Poisson distributed, with a mean depending on the policyholder: the Poisson mean Λ of a randomly chosen person has a Gamma distribution with the Γ(2, 1)-density function fΛ(λ) = λe-λ (λ > 0). Find the expected value of Λ for a policyholder having x accidents this year (x = 0, 1, 2, . .).
please read through the case scenario shown below to gain an understanding of the background information and the
A random sample of [n=64 children] of working mothers showed that they were absent from school a sample average of [x=5.3] days per term, with a standard deviation [s=1.8 days]. Provide a 96% confidence interval for the average number of days absent..
Airtran's flight #307 can accomodate 50 passengers, but the flight is overbooked,as 52 tickets were sold. Each ticketed passenger can arrive lateand miss the flight with a probability 0.02. What is the probabilitythat no passenger arrives late? What ..
Explain how you would show each of the following in a report: The results of a t test with 38 degrees of freedom, where the obtained value of t was 1.38, and the significance level was p The proper placement of a figure within the text. The proper pl..
Determine the significance of the difference between the groups and determine whether building systems helped reduce new cases of malaria.
2. Perform a MANOVA. Using the "Activity 8.sav" data set perform a MANOVA. "Group" is your fixed factor, and LDL and HDL are your dependent variables. Be sure to include simple contrasts to distinguish between the drugs (group variable). In the same ..
A sample of 9 production managers with over 15 years of experience has an average salary of $71,000 and a sample standard deviation of $18,000.
The student government at a university conducted a study
Describe an instance when you used probability in a decision and provide specific details on the variable that you estimated and exactly how the probability was used. For example, you may have decided to bring an umbrella to work based on a predictio..
The numbers in the row labeled x are the number of hours spent in the batting cages each week. The numbers in the row labeled y are the number of wins produced for that year.
A company claims the average time a customer waits on hold is less than 5 min. A sample of 35 customers has an average wait time of 4.78 min. Assume the population standard deviation for wait time is 1.8 min. Test the company claim at the α = 0.05 si..
What would the optimal action be for International before running the sneak preview?
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