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1) What is the Chi-square test? Where can you apply it? Please site an example of how it was used and the outcome of the test. I think this could help me better than the book, it is difficult to understand.
2) What is regression analysis and multiple regression? How would they be used in an outpatient setting? Please indentify two areas where you can use the two concepts and what would be the possible outcomes.
In Colorado Springs the newspaper runs mug shots of wanted criminals. The 17% of those published are arrested through information provided to the police. If 200 are published, find the probability that less than 30 are arrested.
Find a point estimate of the population mean. Find the 95% confidence interval of the population mean. Assume the variable is normally distributed.
At a board meeting of 20 businessmen, all of whom wear ties, what is the probability that:
Using the .05 significance level, can we conclude that there is a positive association between the two variables?
Find out 90% confidence interval for the population average µ of the percentage of hospitals providing at least some charity care.
Use MegaStat's output for simple linear regression to determine the regression equation
Forecast the number of deliveries utilizing exponential smoothing constant for different values also compare it. A hospital records the number of floral deliveries its patients receive every day.
Use the normal distribution to approximate the following probability: According to the most recent Davenport student profile, 47% of students have children under 17 living at home with them.
Using Chi-square table finding the P-value and interpret the result
Solve different inventory control problems using an appropriate OR method.
Based on this survey, what conclusions can you reach about the use of the Internet at work.
Insurance policy from company A costs $300 a year but guarantees to replace any losses due to theft. Create the decision tree.
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