Questions from Applied Statistics

Q: Use the properties of the gamma function to evaluate the following:

Use the properties of the gamma function to evaluate the following: a. Γ(6) b. Γ(5/2) c. Γ(9/2)

Q: European standard value for a low-emission window glazing uses 0

European standard value for a low-emission window glazing uses 0.59 as the proportion of solar energy that enters a room. Suppose that the distribution of the proportion of solar energy that enters a...

Q: The length of stay at a hospital emergency department is the sum

The length of stay at a hospital emergency department is the sum of the waiting and service times. Let X denote the proportion of time spent waiting and assume a beta distribution with α = 10 and β =...

Q: The maximum time to complete a task in a project is 2

The maximum time to complete a task in a project is 2.5 days. Suppose that the completion time as a proportion of this maximum is a beta random variable with α = 2 and β = 3. What is the probability t...

Q: An allele is an alternate form of a gene, and the

An allele is an alternate form of a gene, and the proportion of alleles in a population is of interest in genetics. An article in BMC Genetics [“Calculating Expected DNA Remnants from Ancient Founding...

Q: Suppose that the construction of a solar power station is initiated.

Suppose that the construction of a solar power station is initiated. The project’s completion time has not been set due to uncertainties in financial resources. The completion time for the first phase...

Q: The length of stay at a specific emergency department in a hospital

The length of stay at a specific emergency department in a hospital in Phoenix, Arizona, had a mean of 4.6 hours. Assume that the length of stay is exponentially distributed. a. What is the standard d...

Q: An article in the Journal of the National Cancer Institute [“Breast

An article in the Journal of the National Cancer Institute [“Breast Cancer Screening Policies in Developing Countries: A Cost-Effectiveness Analysis for India” (2008, Vol. 100(18), pp. 1290–1300)] pre...

Q: An article in Ad Hoc Networks [“Underwater Acoustic Sensor Networks:

An article in Ad Hoc Networks [“Underwater Acoustic Sensor Networks: Target Size Detection and Performance Analysis” (2009, Vol. 7(4), pp. 803–808)] discussed an underwater acoustic sensor network to...

Q: An article in Vaccine [“Modeling the Effects of Influenza Vaccination of

An article in Vaccine [“Modeling the Effects of Influenza Vaccination of Health Care Workers in Hospital Departments” (2009, Vol. 27(44), pp. 6261–6267)] considered the immunization of healthcare work...