1 / 48

QNT 275 STUDY Introduction Education--qnt275study.com

FOR MORE CLASSES VISIT <br>www.qnt275study.com<br><br>1<br>To make tests of hypotheses about more than two population means, we use the:<br>t distribution<br>normal distribution<br>chi-square distribution<br>analysis of variance distribution<br>

Gvlaxmi23
Download Presentation

QNT 275 STUDY Introduction Education--qnt275study.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 275 STUDY Introduction Education--qnt275study.com

  2. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Final Exam Guide (New, 2019, 100% Score) FOR MORE CLASSES VISIT www.qnt275study.com 1 To make tests of hypotheses about more than two population means, we use the: t distribution normal distribution chi-square distribution analysis of variance distribution

  3. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 Apply Connect Week 1 Exercise FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 1 Apply Connect Week 1 Exercise Review the glossary in your textbook in preparation for this assignment. Complete the Week 1 Exercise in Connect. Note: You have only 1 attempt available to complete assignments. 1. Define Ratio Variable. A variable having values that are numbers which reflect

  4. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 DQ 1 FOR MORE CLASSES VISIT www.qnt275study.com What is the importance of statistics in business decision making? Describe a business situation where statistics was used in making a decision.

  5. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 DQ 2 FOR MORE CLASSES VISIT www.qnt275study.com Select four variables, other than what your fellow students have already selected, that could be measured by nominal, ordinal, interval, and ratio scale. Classify them by measurement scale and select descriptive statistics that can be used to summarize data. Use the following table when posting your response

  6. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 DQ 3 FOR MORE CLASSES VISIT www.qnt275study.com How do we define measurement? What are various levels of measurement? How do you select measurement levels when developing a survey or data collection tool? Explain with examples.

  7. QNT 275 STUDY Introduction Education--qnt275study.com • QNT 275 Week 1 Individual Assignment Statistics in Business (2 Papers) • FOR MORE CLASSES VISIT • www.qnt275study.com • This Tutorial contains 2 Papers • Develop a 875-word response that addresses each of the following prompts: • Define statistics with citation and reference. • Contrast quantitative data and qualitative data. Use two Peer Reviewed references. • Evaluate tables and charts used to represent quantitative and qualitative data.

  8. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 Practice: Connect Knowledge Check FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 1 Practice: Connect Knowledge Check Complete the Week 1 Knowledge Check in Connect. Note: You have unlimited attempts available to complete practice assignments. 1. Daily temperature in a local community collected over a 30-day time period is an example of cross-sectional data. True False

  9. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 1 Practice Set FOR MORE CLASSES VISIT www.qnt275study.com The following table lists the number of deaths by cause as reported by the Centers for Disease Control and Prevention on February 6, 2015: Cause of Death Number of Deaths Heart disease 611,105 Cancer 584,881 Accidents 130,557 Stroke 128,978

  10. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Apply: Connect Week 2 Case FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 2 Apply: Connect Week 2 Case Part 1 You manage the inventory for a car dealership. Your management would like you to review current inventory on the dealership lot. Review the Week 2 Data Set. Create and calculate the following in Excel®: Create a Pie Chart which summarizes colors of the cars in the sample.

  11. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Assignment MiniProject 3 2 FOR MORE CLASSES VISIT www.qnt275study.com You are employed as a statistician for a company that makes household products, which are sold by part-time salespersons who work during their spare time. The company has four salespersons employed in a small town. Let us denote these salespersons by A, B, C, and D.

  12. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 DQ 1 FOR MORE CLASSES VISIT www.qnt275study.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.

  13. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 DQ 2 FOR MORE CLASSES VISIT www.qnt275study.com What are the various methods one can use to identify the shape of data distribution collected for research study? Why it is important to know the shape of distribution? How it can be used in decision making? Provide examples other than those already posted in class.

  14. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 DQ 3 FOR MORE CLASSES VISIT www.qnt275study.com Select an article from a news magazine or research journal where data is displayed in a pie or bar chart. Describe the data displayed in the chart and what conclusion you could draw.

  15. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Individual Assignment Activity Data Set (Little Town Cafe) FOR MORE CLASSES VISIT www.qnt275study.com Review the following business scenario: You are the manager in a small town in the lake district of a Midwestern state enjoys a robust tourist season during the summer months, but has only a small population of residents during the off season. The Littletown Café adjusts the levels of staff according to the time of year, to coincide with the number of guests, with the tourist season typically starting around Memorial Day each year.

  16. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Individual Assignment Business Problem FOR MORE CLASSES VISIT www.qnt275study.com I2 (Week 2) Individual Assignment: Business Problem: Prepare a paper examining a business problem confronting your organization or an organization you know of that you feel could be addressed through the application of the business research process.

  17. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Mini- Project 3-3 (Movie Data Set) FOR MORE CLASSES VISIT www.qnt275study.com Purpose of Assignment This assignment provided students with practice in understanding the relationship of averages and standard deviation to make an informed business decision about the gross income performance of each movie genre. Students will learn to implement the use of these statistical measures for better business decision-making.

  18. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Practice: Analysis ToolPak Installation FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 2 Practice: Analysis ToolPak Installation Complete the steps indicated in the “Installing the Analysis ToolPak” video to prepare for this week’s assignment. Take a screenshot of the Data tab showing the installed toolpak. Click on the Assignment Files tab to submit your screenshot.

  19. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Practice: Connect Knowledge Check FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 2 Practice: Connect Knowledge Check Complete the Week 2 Knowledge Check in Connect. Note: You have unlimited attempts available to complete practice assignments. 1. In a statistics class, 10 scores were randomly selected with the following results: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66. What is the IQR?

  20. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Practice Set FOR MORE CLASSES VISIT www.qnt275study.com List the simple events for each of the following statistical experiments in a sample space. One roll of a die. Note: Separate your response with a comma (,). For example 22, 23, 24 Three tosses of a coin.

  21. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 2 Quiz FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 2 Quiz 1.         In order to summarize qualitative data, a useful tool is a __________. 2.         A stem-and-leaf diagram is constructed by separating each value of a data set into two parts. What are these parts?

  22. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 Apply: Connect Week 3 Case FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 3 Apply: Connect Week 3 Case Part 1 Three hundred consumers between 21 and 49 years old were randomly selected. After sampling a new wine cooler, each was asked to rate the appeal of the phrase: “Not sweet like wine coolers, not filling like beer, and more refreshing than wine or mixed drinks” as it relates to the new wine cooler.

  23. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 CLO Business Decision Making Project Part 1 (2 Papers) FOR MORE CLASSES VISIT www.qnt275study.com This Tutorial contains 2 Papers CLO Business Decision-Making Project Part 1 Identify a business problem or opportunity at a company where you work or with which you're familiar. This will be a business problem that you use for the individual assignments in Weeks 3-5.

  24. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 DQ 1 FOR MORE CLASSES VISIT www.qnt275study.com An oil change shop advertised to change oil within 15 minutes. Based on the data collected on a typical day, what is the probability that oil change will take 15 minutes or less time? Based on the data, do you think the business claim is valid? Explain why or why not.

  25. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 DQ 2 FOR MORE CLASSES VISIT www.qnt275study.com What are some conditions under which business decisions are made using subjective probability concepts? Provide at least two examples of subjective probability.

  26. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 DQ 3 FOR MORE CLASSES VISIT www.qnt275study.com What are the characteristics of standard normal distribution? The HR department of an organization collects data on employees' age, salary, level of education, gender, and ethnicity. Which data do you think is more likely to follow normal distribution? Explain why.

  27. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 Individual Assignment Descriptive Statistics (Score 85%) FOR MORE CLASSES VISIT www.qnt275study.com Individual Assignment: Descriptive Statistics: Identify a research problem different from the previous research problems that uses two different sets of the same type of data. Example: Sales from two different months or years. GPA's of men and women.

  28. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 Practice: Connect Knowledge Check FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 3 Practice: Connect Knowledge Check 1. A plant manager knows that the number of boxes of supplies received weekly is normally distributed with a mean of 200 and a standard deviation of 20. What percentage of the time will fewer than 160 boxes of supplies arrive in a week?

  29. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 Probability Case Study 5.2 FOR MORE CLASSES VISIT www.qnt275study.com Week 3 Learning Team Collaboration Discussion: Probability Resource: Case Study 5.2 in Chapter 5 of Essentials of Business Statistics Calculate the requested probabilities for items 1-3. Discuss your findings for the probabilities.

  30. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 3 Quiz FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 3 Quiz Question 1:        •         You work in marketing for a company that produces work boots. Quality control has sent you a memo detailing the length of time before the boots wear out under heavy use.

  31. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Apply: Connect Week 4 Case FOR MORE CLASSES VISIT www.qnt275study.com Customized Work for QNT 275 https://uopcourses.com/sd_product/qnt-275-weekly-practice-connect-knowledge-check-apply-connect-weekly-case/ Part 1 You manage Human Relations for your company. One of your sales managers has retired, leaving an opening.

  32. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 CLO Business Decision Making Project Part 2 (2 Papers) FOR MORE CLASSES VISIT www.qnt275study.com This Tutorial contains 2 Papers CLO Business Decision Making Project, Part 2 Use the same business problem/opportunity and research variable you wrote about in Week 3. Remember: do not actually collect any data; think hypothetically.

  33. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 DQ 1 FOR MORE CLASSES VISIT www.qnt275study.com What is the difference between an independent and a dependent variable? Does a regression model imply causation? Explain why or why not.

  34. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 DQ 2 FOR MORE CLASSES VISIT www.qnt275study.com Does correlation equal causation? Does the strength of correlation depend on the direction? What is the meaning of a zero correlation? Explain your answers.

  35. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 DQ 3 FOR MORE CLASSES VISIT www.qnt275study.com What are the requirements that must be met for a regression analysis? What happens if these requirements are violated? Why is analysis of residuals important?

  36. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Individual Assignment t test I4 FOR MORE CLASSES VISIT www.qnt275study.com Individual Assignment: t-test I4: Identify a research problem different from the previous research problems that uses two different sets of the same type of data. Any subject may be chosen.

  37. QNT 275 STUDY Introduction Education--qnt275study.com • QNT 275 Week 4 Linear Regression Case 12 1 • FOR MORE CLASSES VISIT • www.qnt275study.com • Resource: Case Study 12.1 in Chapter 12 of Essentials of Business Statistics. • Click the Sushi Restaurant Data Set link. • Calculate the linear regression in item 1 of the case study. • Discuss the following with your team: • Explain if simple regression or multiple regression is more appropriate for making predictions in this case.

  38. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Practice Connect Knowledge Check FOR MORE CLASSES VISIT www.qnt275study.com Customized Work for QNT 275 https://uopcourses.com/sd_product/qnt-275-weekly-practice-connect-knowledge-check-apply-connect-weekly-case/ Based on a random sample of 25 units of product X, the average weight is 102 lb and the sample standard deviation is 10 lb.

  39. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Practice Set FOR MORE CLASSES VISIT www.qnt275study.com Find z for each of the following confidence levels. Round to two decimal places. 90% 95% 96% 97% 98% 99% For a data set obtained from a random sample, n = 81 and x = 48.25. It is known

  40. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Presentation (13 and 14) FOR MORE CLASSES VISIT www.qnt275study.com Prepare an 11- to 15-slide Microsoft® PowerPoint® presentation for the senior management team based on the business problem or opportunity you described 13 and 14 Include on the slides what you would want the audience to see (include appropriate visual aids/layout).

  41. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 4 Quiz FOR MORE CLASSES VISIT www.qnt275study.com QNT 275 Week 4 Quiz Question 1:      •           Serial correlation is typically observed in: Question 2:      •           Another name for an explanatory variable is the ___. Question 3:      •           Which of the following variables is not qualitative? Question 4:      •           Consider the following simple linear regression model: y=βo+β1^(x+ε)   The response variable is:     

  42. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 Apply Connect Week 5 Case FOR MORE CLASSES VISIT www.qnt275study.com Customized Work for QNT 275 https://uopcourses.com/sd_product/qnt-275-weekly-practice-connect-knowledge-check-apply-connect-weekly-case/ QNT 275 Week 5 Apply Connect Week 5 Case You are the manager of a retail store. You want to investigate how metrics can improve the way you manage your business. Use the Week 5 Data Set to create and calculate the following in Excel®:

  43. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 Assignment Business Problem or Opportunity Presentation FOR MORE CLASSES VISIT www.qnt275study.com Prepare an 11- to 15-slide Microsoft® PowerPoint® presentation for the senior management team based on the business problem or opportunity you described in Weeks 3 and 5.

  44. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 CLO Business Decision Making Project Part 3 (2 PPT) FOR MORE CLASSES VISIT www.qnt275study.com This Tutorial contains 2 Presentations CLO Business Decision Making Project, Part 3 Prepare an 11- to 15-slide Microsoft® PowerPoint® presentation for the senior management team based on the business problem or opportunity you described in Weeks 3-4.

  45. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 DQ 1 FOR MORE CLASSES VISIT www.qnt275study.com How would you select appropriate statistical tests for analysis research data? What aspects of research questions or data types are relevant considerations in choosing your tests? Why?

  46. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 DQ 2 FOR MORE CLASSES VISIT www.qnt275study.com How do you know you have validated a research study based on data gathered from primary or secondary sources? Have you been involved with any product test-marketing project? Explain. How did the resulting statistics affect the product's marketing strategy?

  47. QNT 275 STUDY Introduction Education--qnt275study.com QNT 275 Week 5 DQ 3 FOR MORE CLASSES VISIT www.qnt275study.com In what way has the learning from this course helped you to effectively test hypotheses, draw conclusions, and provide recommendations to management? Consider what you have achieved in your research study conducted for this course.

  48. QNT 275 STUDY Introduction Education--qnt275study.com

More Related