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• QNT 275 Entire Course

• QNT 275 Final Exam Guide

• This Tutorial doesnt contain Practice Set (email
  us for customized help)
• QNT 275 Final Exam Guide
• QNT 275 Week 2 Quiz
• QNT 275 Week 3 Quiz

• QNT 275 Final Exam Guide
• 1. The salaries of teachers in a particular
  school district are normally distributed with a
  mean of 50,000

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• 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

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• 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.

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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

• 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

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• 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?

• 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 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

• 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

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• 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.

• 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

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• 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.

• 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

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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.

• 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 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.

• QNT 275 Week 4 Quiz
• Question 1 Serial correlation
  is typically observed in
• Question 2 Another name for an
  explanatory variable is the

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• 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
  research questions or data types are relevant
  considerations in choosing your tests? Why?

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• QNT 275 Week 5 DQ 2

• QNT 275 Week 5 DQ 3

• 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

• 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.

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