Mathematics – Statistics

Instructions: Complete problems #51, 52, 53 in Section 5.1 Exercises on page 245.  Complete problem #13 in Section 5.2 Exercises on page 250. Complete problem #22, 30 in Section 5.3 Exercises on page 257. You may use Excel or the

Answer the following questions: A) Decide whether the random variable x is discrete or continuous. Explain your reasoning. Let x represent the number of books in a university library Let x represent the time it takes to get to work

Use the Internet to research articles on confidence interval and its application in business. Select one company or organization that used confidence interval technique to measure its performance parameters (mean, variance, mean differences between two processes, et cetera). Give your

 YOU MUST USE THE TEMPLATE PROVIDED AND YOU HAVE TO ANSWER EVERY QUESTION. Please contact me with questions. This is a MATH assignment. It needs to be CLEAR. Scenario You have been hired by the Regional Real Estate Company to

Midterm Exam The above preparation is important since you can only take the Week 3 – Midtermone time. You must answer the questions in order and you may not return to a question after you have worked on it, so

Suppose that a school superintendent wanted to try out a new method of teaching mathematics to 8th graders and that he has decided to ask the math teachers in one middle school to use the  traditional approach and the math

  Competency In this project, you will demonstrate your mastery of the following competency: Apply statistical techniques to address research problems Perform hypothesis testing to address an authentic problem Overview In this project, you will apply inference methods for means

Case study:   A major financial services company wishes to better understand its mortgage approval process. In particular, the company is interested in learning about the effects of good versus fair credit history, the size of the mortgage (less than

Case Study: Mortgage Approval Time Study Read the following case study: A major financial services company wishes to better understand its mortgage approval process. In particular, the company is interested in learning about the effects of good versus fair credit

  Employees from Company A and Company B both receive annual bonuses. What information would you need to test the claim that the difference in annual bonuses is greater than $100 at the 0.05 level of significance? Write out the