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Preform post hoc comparisons if necessary and what conclusions can be drawn from the F-ratio and the post hoc comparisons?
Need to make a final project about Project Portfolio Management
If an analysis of variance is used for the following data, what would be the effect of changing the value of M1 to 20?
What type of statistical test best assesses the relationship between job satisfaction and level of stress and what test would be appropriate to determine whether the difference between men and women i
What do we need to consider when we try to select a test? Choose one of the tests; discuss your understandings of that test.
Identify a business research topic and define the research questions for the identified problem or opportunity
Use a graphical technique to compare the divorce rates in 1992, 2008 and 2012 broken down by age for Australian Male. Describe your graph.
We have no knowledge about whether waiting times follow a normal distribution. Why is it nevertheless appropriate to use inference methods which rely on the assumption of normality? Construct a 9
In a study of the effects of stress on illness, a researcher tallied the number of colds people contracted during a six month period as a function of the amount of stress they reported during that sam
A standard deck of playing cards contains 52 cards divided equally into four suits: Spades, Hearts, Diamonds, and Clubs. Each suit contains thirteen cards: 2, 3, 4, 5, 6, 7, 8, 9, 10, J(ack), Q(ueen),
How far away from the mean is she (or how many standard deviation units away from the mean is she) and find the interquartile range of this distribution of X.
Except that their bed production plant is set up to produce beds in 100 bed lots. How many beds should they produce each week to minimize total four week inventory cost?
Construct a table the average number of patients - A variable that reflects the inter-arrival times of patients.
Develop a regression model to fit the trend effects for the data. Use a linear model and then try a quadratic model and how well does either model fit the data?
Develop forecasts for the years 6 through 13 using a 5-year moving average and Weight the most recent year by 6, the previous year by 4, the year before that by 2, and the other years by 1.
Can the bond rate be predicted by the interest rate? Make the Bond rate the Dependent variable and Prime the independent variable.
What factors determine how happy workers are in their jobs and use the following data and multiple regression to produce a model to predict employee satisfaction
What is the equation of the regression model and what is the meaning of the coefficient of x?
Using thesedata, perform a simple regression analysis to predict the price of a digital camera using the number of effective megapixels. Interpret the slope term and state whether it is consistent w
Use the data to Compute a 90% confidence interval to estimate the population average difference. Assume that the number of passengers is normally distributed.
Determine whether the survey figure for urban people is also true for rural people on the basis of the sample data.
Identify at least three variables for which you could calculate a logistic regression. Describe the variables and their scale of measurement.
What is the approximate percentage of scores that were between 380 and 580 and what is the approximate percentage of scores that were above 680?
What is the sensitivity of the test and what is the specificity of the test - What is the PV+ of the test?
Develop a regression model that would predict the DJIA based on the S&P 500 index. Based on this model, what would you expect the DJIA to be when the S&P is 1,100? What is the correlation co