1 / 42

QNT 351 help A Clearer path to student success/uophelp.com

For more course tutorials visit<br>www.uophelp.com<br><br>Q1<br> <br>The Director of Golf for a local course wants to study the number of rounds played by members on weekdays. He gathered the sample information shown below for 520 rounds. At the .05 significance level, is there a difference in the number of rounds played by day of the week?

Lilium169
Download Presentation

QNT 351 help A Clearer path to student success/uophelp.com

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. QNT 351 help A Clearer path to student success/uophelp.com For more course tutorials visit www.uophelp.com

  2. QNT 351 Final Exam Guide (New) For more course tutorials visit www.uophelp.com Q1 The Director of Golf for a local course wants to study the number of rounds played by members on weekdays. He gathered the sample information shown below for 520 rounds. At the .05 significance level, is there a difference in the number of rounds played by day of the week?

  3. QNT 351 Final Exam Guide (New, 2017) Score 30/30 For more course tutorials visit www.uophelp.com QNT 351 Final Exam Guide (New, 2017)  Score 30/3 The mean amount spent by a family of four on food is $500 per month with a standard deviation of $75. Assuming that the food costs are normally distributed, what is the probability that a family spends less than $410 per month? • 0.1151

  4. QNT 351 Final Exam Guide For more course tutorials visit www.uophelp.com 1) The main purpose of descriptive statistics is to 2) The general process of gathering, organizing, summarizing, analyzing, and interpreting data is called 3) The performance of personal and business investments is measured as a percentage, return on investment. What type of variable is return on investment?

  5. QNT 351 Week 1 Connect Problems For more course tutorials visit www.uophelp.com QNT 351 Week 1 Connect Problem 1. Which of the following is an example of a continuous variable? 2. The incomes of 50 loan applicants are obtained. Which level of measurement is income?

  6. QNT 351 Week 1 DQ 1 For more course tutorials visit www.uophelp.com Where would you see descriptive statistics used in your work place?

  7. QNT 351 Week 1 DQ 2 For more course tutorials visit www.uophelp.com How would you define dependent and independent variables? What is their significance in research? Explain with examples.

  8. QNT 351 Week 1 DQ 3 For more course tutorials visit www.uophelp.com Develop five demographic questions to measure gender, age, years of experience, level of education, and ethnicity. Identify the level of measurement used for each

  9. QNT 351 Week 1 DQ 4 For more course tutorials visit www.uophelp.com How would you define a variable? What is the difference between a dependent and independent variable? Do you think both variables are used in every research? Explain why or why not. Provide examples. 

  10. QNT 351 Week 1 DQ 5 For more course tutorials visit www.uophelp.com What is the importance of statistics in business decision making? Describe a business situation where statistics was used in making a decision.

  11. QNT 351 Week 1 DQ 6 For more course tutorials visit www.uophelp.com What are the four data measurement scales? Provide two examples and explain the importance of each in business research.

  12. QNT 351 Week 1 Individual Assignment Statistics in Business (2 Sets) For more course tutorials visit www.uophelp.com This tutorial contains 2 different Sets of papers Define statistics. Identify different types of statistics. Describe the role of statistics in business decision making. Write a 300-word summary providing at le

  13. QNT 351 Week 1 Introduction to Statistical Thinking Worksheet For more course tutorials visit www.uophelp.com Complete the Introduction to Statistical Thinking Worksheet. Format your assignment consistent with APA guidelines. Click the Assignment Files tab to submit your assignment. 1.There are 23 people at a party. Explain what the probability is that any two of them share the same birthday. 

  14. QNT 351 Week 2 Connect Problems For more course tutorials visit www.uophelp.com QNT 351 Week 2 Connect Problem 1. The director of admissions at Kinzua University in Nova Scotia estimated the distribution of student admissions for the fall semester on the basis of past experience. a. What is the expected number of admissions for the fall semester? b. Compute the variance and the standard deviation of the number of admissions.

  15. QNT 351 Week 2 DQ 1 For more course tutorials visit www.uophelp.com Can mean, median, or mode be calculated from all statistical data? Explain why or why not. When is the mean the best measure of central tendency? When is the median the best measure of central tendency?

  16. QNT 351 Week 2 DQ 2 For more course tutorials visit www.uophelp.com Describe a business situation, other than what has already been selected by fellow students or selected from the team assignment, where mean and standard deviation can be used in decision making. Describe how calculation of mean and standard deviation can help in making a decision. 

  17. QNT 351 Week 2 DQ 3 For more course tutorials visit www.uophelp.com What level of data is a telephone number? Explain.

  18. QNT 351 Week 2 DQ 4 For more course tutorials visit www.uophelp.com Does all data have a mean, median, or mode? Why or why not? When is the mean the best measure of central tendency? When is the median the best measure of central tendency?

  19. QNT 351 Week 2 DQ 5 For more course tutorials visit www.uophelp.com Why is the population shape a concern when estimating a mean? What effect does sample size, n, have on the estimate of the mean?

  20. QNT 351 Week 2 Learning Team Assignment Data Collection (2 Sets) For more course tutorials visit www.uophelp.com This tutorial contains 2 different Sets of papers Discuss with your team whether you have data from RES/351, and if your team would like to use one team member’s data for the Learning Team assignments in this course. If using data from RES/351:

  21. QNT 351 Week 2 Probability Worksheet For more course tutorials visit www.uophelp.com Complete the Probability Worksheet. Format your paper consistent with APA guidelines. Click the Assignment Files tab to submit your assignment. Maximum and Minimum Temperatures Search the Internet for U.S. climate data.

  22. QNT 351 Week 2 Team Assignment Descriptive Statistics Real Estate Data Part 1 (New) For more course tutorials visit www.uophelp.com Search the Internet for a realty site. Select a hometown of someone on your team in the search section on the website you have chosen. When all of the listings populate, make sure that the sort criteria reads "New Listings." This ensures that you are searching a random cross-section of listings rather than favoring one price range.

  23. QNT 351 Week 3 Connect Problems For more course tutorials visit www.uophelp.com A sample of 43 observations is selected from a normal population. The sample mean is 30, and the population standard deviation is 3. Conduct the following test of hypothesis using the 0.05 significance level. a. Is this a one- or two-tailed test? b. What is the decision rule? (Round your answer to 3 decimal places.)

  24. QNT 351 Week 3 DQ 1 For more course tutorials visit www.uophelp.com What are the differences between probability and coincidence? Can the probability be more than 1 or less than 0? Explain why or why not.

  25. QNT 351 Week 3 DQ 2 For more course tutorials visit www.uophelp.com What is the role of probability concepts in business decision-making? Provide specific examples.

  26. QNT 351 Week 3 DQ 3 For more course tutorials visit www.uophelp.com What are the basic differences between a discrete and a continuous distribution?

  27. QNT 351 Week 3 DQ 4 For more course tutorials visit www.uophelp.com What are the characteristics of standard normal distribution? Explain how to calculate the z-test static. Explain how a z-value is used to calculate the area under the distribution and the meaning of P(0 to z) when z = 1.96. .

  28. QNT 351 Week 3 Individual Assignment Real Estate Data For more course tutorials visit www.uophelp.com Resources: Appendix A1 at the end of Basic Statistics for Business and Economics Answer question 68 in the Data Set Exercises from Ch. 3 of Basic Statistics for Business and Economics. Answer question 34 in the Data Set Exercises from Ch. 4 of Basic Statistics for Business and Economics.

  29. QNT 351 Week 3 Team Assignment Sampling Distributions Real Estate Part 2 (New) For more course tutorials visit www.uophelp.com Use the real estate data that you used for your learning team project that was due in Week 2. Complete the Sampling Distributions - Real Estate Part 2 worksheet. Format your assignment consistent with APA guidelines. Click the Assignment Files tab to submit your assignment. 1.Review the data and for the purpose of this project please consider the 100 listing prices as a population.  2.Explain what your computed population mean and population standard deviation were.   2.Divide the 100 listing prices into 10 samples of n=10 each. Each of your 10 samples will tend to be random if the first sample includes houses 1 through 10 on your spreadsheet, the second sample consists of houses 11 through 20, and so on.  3.Compute the mean of each of the 10 samples and list them:

  30. QNT 351 Week 3 Team Assignment Summarizing and Presenting Data (2 Sets) For more course tutorials visit www.uophelp.com This tutorial contains 2 different Sets of papers If using RES/351 data: Revise the report submitted in Week Two based on the feedback provided by the instructor in the team assignment, and insight gained by reading.

  31. QNT 351 Week 4 Connect Problems For more course tutorials visit www.uophelp.com QNT 351 Week 4 Connect Problem The Production department of Celitronics International wants to explore the relationship between the number of employees who assemble a subassembly and the number produced. As an experiment, 2 employees were assigned to assemble the subassemblies.

  32. QNT 351 Week 4 DQ 1 For more course tutorials visit www.uophelp.com What are some terms related to hypothesis testing with which you are already familiar? Why do null and alternative hypotheses have to be mutually exclusive?

  33. QNT 351 Week 4 DQ 2 For more course tutorials visit www.uophelp.com Why does the significance level differ among industries? Will the null hypothesis be more likely to be rejected at α = 0.01 than α = 0.10? As the significance level increases to α = 0.10 from α = 0.01, which type error is more likely to occur? What can be done to reduce the likelihood of incurring this error?

  34. QNT 351 Week 4 DQ 3 For more course tutorials visit www.uophelp.com Please explain the five steps used in hypothesis testing. How does the five-step procedure for hypothesis testing differ when comparing two groups using a t- or z-test? How is the process similar?

  35. QNT 351 Week 4 DQ 4 For more course tutorials visit www.uophelp.com Please explain terms related to hypothesis testing; please explain null and alternate hypotheses, explain the difference between two different test statistics, then define the equations used in both. Why do null and alternative hypotheses have to be mutually exclusive?

  36. QNT 351 Week 4 Individual Assignment Real Estate Data For more course tutorials visit www.uophelp.com Resources: Appendix A1 at the end of Basic Statistics for Business and Economics Answer question 60 (both parts a. and b.) in the Data Set Exercises from Ch. 6 of Basic Statistics for Business and Economics. Answer question 54 (both parts a. and b.) in the Data Set Exercises from Ch. 7 of Basic Statistics for Business and Economics.

  37. QNT 351 Week 4 Learning Team Reflection (2 Sets) For more course tutorials visit www.uophelp.com QNT 351 Week 4 Learning Team Reflection This tutorial contains 2 different sets Discuss the following with your Learning Team:

  38. QNT 351 Week 4 Two Population Means Worksheet For more course tutorials visit www.uophelp.com A tomato farmer with a very large farm of approximately 2200 acres had heard about a new type of rather expensive fertilizer which would supposedly significantly increase his production. The frugal farmer wanted to test the new fertilizer before committing the large investment required to fertilize a farm of his size. He therefore selected 15 parcels of land on his property and divided them each into two portions. 

  39. QNT 351 Week 5 Individual Assignment Real Estate Data For more course tutorials visit www.uophelp.com Resources: Appendix A1 at the end of Basic Statistics for Business and Economics Answer question 58 in the Data Set Exercises from Ch. 10 of Basic Statistics for Business and Economics. Answer question 62 in the Data Set Exercises from Ch. 13 of Basic Statistics for Business and Economics.

  40. QNT 351 Week 5 Learning Team Assignment Analyzing and Interpreting Data Paper and Presentation For more course tutorials visit www.uophelp.com If using RES/351 data: Ask your instructor for specific information regarding the analysis you are required to perform for your data set. Combine your Week Two Learning Team assignment and Week Three findings with Week Five findings and make a recommendation to the research problem. Use the statistical tables given in the appendices of the textbook and a statistical analysis application: a Microsoft® Excel® spreadsheet, Minitab® statistical software, or SPSS™ software.

  41. QNT 351 Week 5 Team Assignment Real Estate Regression Exercise (New) For more course tutorials visit www.uophelp.com Complete the Real Estate Regression Exercise. Format your paper consistent with APA guidelines. Click the Assignment Files tab to submit your assignment. You are consulting for a large real estate firm. 

  42. QNT 351 help A Clearer path to student success/uophelp.com For more course tutorials visit www.uophelp.com

More Related