Probability Distribution Curve

Question

Provide the regression analysis output and the probability distribution curve showing the rejection region for the following correlation study: Is there a significant correlation (use alpha = 0.05) between number of ATM transactions and number of other services used for customers in locations 1 and 2?    

Question

How is the rejection region defined and how is that related to the z-score and the p value? When do you reject or fail to reject the null hypothesis? Why do you think statisticians are asked to carry out hypothesis testing? Can you think of examples in courts, in medicine, or in your area? 

Question

Give an example of Null Hypothesis that might be made as a health care giver? B. Referring to this Null Hypothesis please describe what would a Type Error?  

Question

Simultaneous equations are a set of equations containing multiple variables. What are two examples of how simultaneous equations are used in business? What are some of the different ways you can satisfy/solve these equations? If you have ever used simultaneous equations in your own work, it would be nice to share that application.