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Write a linear programming model fo the following linear programming problem. Do not solve, simply set up.
Solve the following system of linear equations using the inverse with a matrix equation method.
You are estimating the manufacturing hours for an airframe based on the airframe weight. The airframe you are estimating weighs 141784 pounds. Given the following equation, select the correct respon
Determine the values of C so that the following function represent joint probability distributions of the random variables X and Y, f(x,y) = Cxy, for x=1,2,3; y=1,2,3.
How do you know if your data falls under the nominal level of measurement? How do you know if your data falls under the ordinal level of measurement? How do you know if your data falls under the inter
Assuming that the standard deviation of all FICO score is know to be 56.3, use 0.05 significance level to test the claim that this sample FICO scores come from a population with a mean equal to 678.
Seventeen people are randomly chosen from people in the U.S. and asked "Do you have brown eyes?" Does this procedure result in a binomial distribution? Explain carefully with the 4 requirements of a
Discuss whether this problem is describing a binomial distribution or a geometric distribution. What event is considered a success? What event is considered a failure? Explain your answers to both a
Researchers investigated the issue of race and equality of access to clinical trials. The table below shows the population distribution and the numbers of participants in clinical trials involving l
A binomial probability experiment is conducted with the given parameters. Compute the probability of x successes in the n independent trials of the experiment n=60, p=0.95, x greater than or equal t
If you want to be 95% confident of estimating the population proportion to within a sampling error of (plus or minus 0.05 ) and there is historical evidence that the population proportion is approx
A binomial probability experiment is conducted with the given parameters. Compute the probability of x successes in the n independent trials of the experiment n=11, p=0.15, x greater than or equal t
According to an airline, a particular flight is on time 95% of the time. Suppose 17 flights are randomly selected and the number of on time flights is recorded.
A prospective cohort study showed that 200 new cases of disease X occurred in 2,000 person-years. Calculate the person-time incidence rate and 95% confidence interval? Please show work.
Discuss the advantages of applying the PERT system for managing medical projects. Provide specific healthcare examples related to your own work or interests.
According to a poll on consumer behavior, 36% of people say they will only consider cars manufactured in their country when purchasing a new car. Suppose you select a random sample of 100 respondent
If you want to be 95% confident of estimating the population mean to within a sampling error of (Plus or minus 6) and the standard deviation is assumed to be 18, what sample size is required?
Based on interviews with 81 SARS patients, researchers found that the mean incubation period was 4.6 days, with a standard deviation of 15.9 days. Based on this information, construct a 95% confiden
What is an example of a variable for which we would use a X^2 test?
Why is it popular for advertisments to always state a confidence interval? Give an example of where you have seen this.
If you test 2 different lightbulbs from a box of 100 bulbs that contains 1 defective bulb what is the probabilty that both light bulbs that you test are defective?
A company can sell 100x machine parts if it charges 10-0.1x dollar for each machine part. How many machine parts can be the company sell if it charges $ 4.00 for each machine part?
The diameters of bolts produced by a certain machine are normally distributed with a mean of 0.30 inches and a standard deviation of 0.01 inches. What percentage of bolts will have a diameter in bet
A researcher collects data on two independent samples. The first group consists of 20 human subjects, has a sample mean of 4.21, and a standard deviation of 1.4. The second group consists of 20 subj