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This course is designed to provide you with the knowledge and skills in application, evaluation, analysis, and interpretation of biostatistical data used to inform public health programs, policy, and practice. View the online video, "Careers in Biostatistics." The video describes the education that a professional biostatistician receives at the University of North Carolina. More than likely you will be working with professional biostatisticians. Why is it important for you to take this course in biostatistics?
which of the following pairs of class limits would be appropriate for grouping the numbers 10 13 8 and 15 ? explain why
The 30 members of an orchestra were asked how many instruments each could play. The results are set out in the frequency distribution. Calculate the mean number of instruments played:
a producer of a cartain type of electronic component ships to suppliers in lots of twenty. suppose that 60 of all such
State the null and alternative hypotheses to be tested. Compute the test statistic. Determine the critical value for this test at the 0.05 level of significance. What do you conclude?
Discuss the ability of the process to meet the customer's specifications. Also, if the customer seeks Six Sigma compliance, what are your recommendations?
Find the APV of each of the following contracts. At time 0 the process is in state 0. A contract provides for a payment of 1000 at time k, k = 0, 1, 2, 3, provided the process is in state 0 at time k.
Consider the blood-inventory problem presented in Prob. 16.6-5. Suppose now that the number of pints of blood delivered (on a regular delivery) can be specified at the time of delivery (instead of using the old policy of receiving 1 pint at each d..
Calculate the least square estimates of the slope and intercept. What is the estimate ofσ2? Find the estimate of the mean deflection ifthe stress level can be limited to 69%.
Suppose 1.5 percent of the antennas on new Nokia cell phones are defective. For a random sample of 10 antennas, find the probability that:
Find the probability that a randomly selected trading value exceeds 4.1 million and find the trading volume greater than 90% of all trading volumes. Use formula X1 = Z σ + µ
suppose a company has a design maximum output of 100. its actual output is 80 and its efficiency is 50.calculate its
Determine the Conclusion: Assume that you obtained a p-value less than your selected value for alpha, provide a conclusion about your research hypothesis.
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