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I have the following:
Decision Variable A: rating =80% weighting = 5%
Decision Variable B: rating = 30% weighting =10%
Decision Variable C: rating = 53% Weighting = 50%
Decision Variable D: rating = 10% weighting = 15%
Decision Variable E: rating = 57% weighting = 20%
Determine the overall probability (rating), given all the ratings and weightings that, when A, B, C, D and E are combined.
The regression equation is Y = 29.29 - 0.96X, the sample size is 8, and the standard error of the slope is 0.22. What is the critical value to test the significance of the slope at the 0.01 significance level?
Multiple choice questions based on multiple regression - Find the coefficient of determination for the above model
At a college, 70 percent of the students are women and 35 percent of students receive grade of C. About 20 percent of students are neither female nor C students. Use this contingency table.
Find out the mean to the nearest whole number, for the following list of numbers: 20, 43, 67, 52, 67, 44, 62, 90, 21, 19, 15
Consider the following situation describing layoffs at a manufacturing plant of the Monsanto Company. Does there appear to be a case of age discrimination between those laid off and those non-laid off?
A major study examined the relationship between cause of death (heart attack, cancer, stroke, accident, etc.) and age. A good way to graphically represent the relationship is with
Determine the mean number of times the machine was used per day.
Make an interval estimate the population means score for the daycare children so that you are 95% confident that the true mean is in your interval.
After polling every 8 th graduate, a major university estimated annual salary of its alumni to be $103,000. What sampling technique was used?
A bank wants to get new customers for their credit card. They try two different approaches in their marketing campaign. The first promises a "cash back" reward; the second promises low interest rates. A sample of 500 people are mailed the first br..
What is the probability an applicant does not pass the test and is a sucessful manager?
Design a contingency table that will hold your data. What are your degrees of freedom and critical value at a 0.05 confidence level? You do not need data to answer this.
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