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1. Provide one example each of a workforce scheduling, a blending, and a logistics linear optimization problem not discussed in the textbook. What is being optimized in each of your examples and why? 2. Explain the importance of correctly stating the objective function and constraints in linear optimization problems. Provide a few examples of the problems that could result if the objective function and constraints are not stated properly. Why would these problems arise?
The average shaft size for the E300 electric motor is .55 inch, with a standard deviation of .10 inch. It is normally distributed. What is the probability that a shaft selected at random will be between .55 and .65 inch?
Is there a relationship between sales and newspaper?
Use these data to obtain a 90% confidence interval estimate for the mean starting monthly salary, µ, of all recent graduates with bachelor's degrees in marketing from this university.
How many bolts should be sampled in order to make us 95% confident that the sample mean bolt length is within .02 inches of the true mean bolt length?
Construct a 99% confidence interval (Konfidenz interval) for the difference in proportions of all adults and all teenagers who watched the program and liked it.
How many packages should be sampled in order to be 90% confident of being within 0.9% of the actual population percentage of packages delivered damaged.
The net profit of an investment is normally distributed with a mean of $10,000 and a standard deviation of $5,000. The probability that the investor's net profit will be between $12,000 and $15,000 is _____________.
Martin Motors has in stock three cars of the same make and model. The president would like to compare the gas consumption of the three cars (labeled car A, car B, and car C) using four different types of gasoline.
Determine the mean and variance and determine the percentage of data values that fall in each of the following intervals:
Standard deviation of the sampling distribution of sample proportion is 0.025. However, the report did not indicate what the sample size n was. What was it?
To compare the effectiveness of three types of pain relievers, a homogeneous group of 22 students were divided randomly into three groups, and each group took one of three pain relievers for a period of 2 weeks.
Which of the given experiments can be modelled by Poisson distribution?
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