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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Entire Course

• QNT 275 Final Exam Guide

• QNT 275 Week 1 Individual Assignment Statistics
  in Business
• QNT 275 Week 1 DQ 1
• QNT 275 Week 1 DQ 2
• QNT 275 Week 1 DQ 3
• QNT 275 Week 2 Activity Data Set
• QNT 275 Week 2 Individual Assignment Business
  Decision Making Project, Part 1
• QNT 275 Week 2 DQ 1

• QNT 275 Final Exam Guide
• 1. The salaries of teachers in a particular
  school district are normally distributed with a
  mean of 50,000 and a standard deviation of
  2,500. Due to budget limitations, it has been
  decided that the teachers who are in the top 2.5
  of the salaries would not get a raise. What is
  the salary level that divides the teachers into
  one group that gets a raise and one that doesnt?

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 1 DQ 1

• QNT 275 Week 1 DQ 2

• What is the importance of statistics in business
  decision making? Describe a business situation
  where statistics was used in making a decision.

• 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
• Variable
• Level of Measurement

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 1 DQ 3

• QNT 275 Week 1 Individual Assignment Statistics
  in Business (2 Papers)

• 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.

• 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.

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• QNT 275 Week 2 Assignment Mini-Project 3-2

• QNT 275 Week 2 DQ 1

• 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.

• 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.

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 2 DQ 2

• QNT 275 Week 2 DQ 3

• 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.

• 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.

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 2 Individual Assignment Activity
  Data Set (Little Town Cafe)

• QNT 275 Week 2 Quiz

• 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

• 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?

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 3 CLO Business Decision Making
  Project Part 1

• QNT 275 Week 3 DQ 1

• 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. It should be a problem/opportunity for which
  gathering and analyzing some type of data would
  help you understand the problem/opportunity
  better.

• 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.

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• QNT 275 Week 3 DQ 2

• QNT 275 Week 3 DQ 3

• What are some conditions under which business
  decisions are made using subjective probability
  concepts? Provide at least two examples of
  subjective probability.

• 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.

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 3 Probability Case Study 5.2

• QNT 275 Week 3 Quiz

• 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.

• 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. They find that the boots wear out in
  an average of 208 days, but the exact amount of
  time varies, following a normal distribution with
  a standard deviation of 14 days.

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• QNT 275 Week 4 CLO Business Decision Making
  Project Part 2

• QNT 275 Week 4 DQ 1

• 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.
• Develop a 1,050-word report in which you
• Identify the types of descriptive
  statistics that might be best for summarizing the
  data, if you were to collect a sample.

• What is the difference between an independent and
  a dependent variable? Does a regression model
  imply causation? Explain why or why not

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 4 DQ 2

• QNT 275 Week 4 DQ 3

• Does correlation equal causation? Does the
  strength of correlation depend on the direction?
  What is the meaning of a zero correlation?
  Explain your answers.

• 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?

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• QNT 275 Week 4 Linear Regression Case 12.1

• QNT 275 Week 4 Quiz

• 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.

• 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?

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 5 CLO Business Decision Making
  Project Part 3

• QNT 275 Week 5 DQ 1

• 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.

• How would you select appropriate statistical tests
   for analysis research data? What aspects of resea
  rch questions or data type

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QNT 275 Slingshot Academy / qnt275study.com

• QNT 275 Week 5 DQ 2

• QNT 275 Week 5 DQ 3

• How do you know you have validated a research stud
  y based on data gathered from primary or secondary
   sources? Have you been involved with any product 
  test-marketing project? Explain. How did the resul
  ting statistics affect the product's marketing str
  ategy? How can organizations skew the statistical 
  outcomes of their business research?

• In what way has the learning from this course help
  ed you to effectively test hypotheses, draw conclu
  sions, and provide recommendations to management? 
  Consider what you have achieved in your research s
  tudy conducted for this course.

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