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A cancer specialist from the Los Angeles County General Hospital (LACGH) rated patient optimism in 20- to 40-year-old male patients with incurable cancer in 1970. In 1990, the researcher examined hospital records to gather the following data:
Using the SPSS data file for Module 7 (located in Topic Materials), calculate a simultaneous multiple regression with SES, age, and optimism as the independent variables and longevity as the dependent variable.
1. Do the independent variables correlate statistically significantly and practicallywith the dependent variable?
2. Is collinearity between the independent variables a concern?
3. What is the R and adjusted R-square for all independent variables enteredsimultaneously?
4. What variables provide a significant unique contributions?
5. Compose a results section for this statistical analysis.
Find the probability that - exactly two of the workers have been exposed to asbestos - Find the probability that exactly 15 babies are female.
What is a three-period moving average forecast for the month of July? What is the slope of the regression equation developed when the Sales data are used to predict the Pounds?
What is the correlation coefficient and do the data provide sufficient evidence to conclude that the number of years of study and test score are linearly positively correlated? Use α = 0.01
1. first carefully check for any typing mistakes in the data.for example i noticed the birth year for some students as
Find the optimal location for Oliveira's two distribution centers in this expanded version of the problem. What is the optimal value of the objective function
For the daily lottery game in Illinois, participants select three numbers between 0 and 9. A number cannot be selected more than once, so a winning ticket could be, say, 307 but not 337. Purchasing one ticket allows you to select one set of num..
How many categories in the ACME transportation table are qualitative and what is the average number of merchandise per order, for all orders? Round to the nearest integer and what is the standard deviation of all orders in this sample?
A Russian SVR agent has 45 million dollars which he can spend to bribe academics, politicians, and bloggers to spread disinformation and to promote anti-American propaganda
Identify the type of study proposed and indicate its specific strengths and weaknesses and
What is the unregulated competitive equilibrium and what is the social optimum specific tax (per unit of output of gunk) results in the social optimum
Minimize the production cost and the optimal order quantity is cartons of milk, and the average inventory is about cartons - variable cost of making
How are the degrees of freedom for the chi-square hypothesis tests different from those of most other hypothesis tests? In most previous hypothesis tests, the degrees of freedom have been based on sample size.
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