Category: Statistics

Choose a data set of fuel prices from the attached Excel file. Find the mean and standard deviation for the data set. Please do not try to do this by hand, but use the functions in Excel. Find the 95% Confidence Interval for your data. Response Post Instructions: Respond to two of your classmates by…

Choose any available disclosed database for SPSS to develop a short research paper that utilizes the concepts presented in this course. Keep your paper simple, and use only one statistical test. To accomplish this, complete the following: topic is Illegal immigration Write 1 paragraph that introduces your research question, data set, and scenario. Create 1…

This week’s discussion topic allows you to begin the first of 3 steps in completing your Term Research Project for the course. The assignment will build upon the assignment that you began in Week 4, and you may use the same variables and basic hypotheses you created last week, unless I specifically informed you to…

Complete the following for this assignment. Tasks 11, and 13 are located in the Seeing and Understanding document. Select and complete task 11 and 13 Re-play Rosling’s visualization at your own speed. Explore the data for a single country by selecting it in the rightmost column. Write a paragraph about the story of the world…

I have my research ready. My professor wants me to add these two modals. Can you add them in my research and do the analyses for them in R. These are the modules: 1. . Conway-Maxwell Poisson (Com-Poisson) Model 2. Spatial Auto-Poisson Model. Please follow these steps when you are doing the analyses. Please feel…

Some problems will involve work by hand using a calculator. Some of the exercises will involve Excel. This will provide an opportunity for most students in this class to improve their Excel skills. Show your work for all graded problems. Be sure to clearly indicate your answer. If you use Excel, paste a copy of…

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 to test your hypotheses about the housing sales market for a region of the United States. You…

In this project, you will demonstrate your mastery of the following competencies: Apply statistical techniques to address research problems Perform regression analysis to address an authentic problem Overview The purpose of this project is to have you complete all of the steps of a real-world linear regression research project starting with developing a research question,…

Recall that samples are used to generate a statistic, which businesses use to estimate the population parameter. You have learned how to take samples from populations and use them to produce statistics. For two quantitative variables, businesses can use scatterplots and the correlation coefficient to explore a potential linear relationship. Furthermore, they can quantify the…

This week’s discussion topic allows you to create and clean your own dataset similar to what you will be required to do for your Term Research Project for the course. In Week 4, you will complete the first two sections in the Word Document attached below (Introduction and Purpose, Definition of Variables). You will also…