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The dean of the Western College of Business must plan the school's course offerings for the fall semester. Students demands make it necessary to offer at least 30 undergraduate and 20 graduate courses in the term. Faculty contract also dictate that at least 60 courses be offered in total. Each undergraduate course taught cost the college an average of $2,500 in faculty wages, and each graduate courses cost $ 3,000. How many undergraduate and graduate courses should be taught in the fall so that the total faculty salaries are kept to a minimum?
Should the finite-population correction factor be used? Why or why not?
For sample of size 100, what is the mean and standard deviation of the sample mean.
Describe a different example of where the independent variable, while highly correlated to the dependent variable, does not cause the dependent variable to change directly.
A journal polled its readers to determine the proportion of wives who, if given a second chance, would marry their husband again.
What are the null and alternative hypotheses in this situation?
If the computed value for this problem is +2.33, and the level of significance is 0.05, can we conclude that the recall proportions for the two commercials are same?
How is data screening related to the assumptions of the statistic you will choose to analyze your data?
The KW water is provided to approximately 750,000 people, who are served through more than 362,000 accounts. All accounts are metered and billed monthly.
Find a 99% confidence interval for the mean pH in rainfall and interpret the interval and what assumption must be made for the confidence interval to be valid?
Explain in detail what the optimum Neyman=Pearson test is for all values of the false alarm probability a in the open interval (0,1).
The amount of time the university professors devote to their jobs per week is normally distributed with a mean of 52 hours and a standard deviation of 6 hours.
Is there a difference in the mean allowances nationally and the mean allowances in northwestern Ohio for nine-year-olds?
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