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QNT 561 Course Success is a Tradition
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QNT 561 Course Success is a Tradition
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• QNT 561 Entire Course

• QNT 561 Final Exam Guide

• QNT 561 Week 1 Individual Practice Problems
  (Chapter 2 and 4)
• QNT 561 Week 1 DQ 1
• QNT 561 Week 1 DQ 2
• QNT 561 Week 2 Individual Practice Problems
  (Chapter 4 and 5)
• QNT 561 Week 2 Team Assignment Business Research
  Methods, Part I
• QNT 561 Week 2 DQ 1

• . The mean gas mileage for a hybrid car is
  56 miles per gallon. Suppose that the gasoline
  mileage is approximately normally distributed
  with a standard deviation of 3.2 miles per
  gallon.
• 3. To use the t-statistic to test for a
  difference between the means of two populations,
  what assumptions must be made about the two
  populations? About the two samples?

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• QNT 561 Final Exam Guide 1

• QNT 561 Final Exam Guide 2

• 1. A difference between calculating the sample
  mean and the population mean is
•  2. Which of the following measures of central
  location is affected most by extreme values?
•  3. Which level of measurement is required for
  the median?
•  4. In which of the following distributions is
  the probability of a success usually small?

• 1) Which of the following measures of central
  location is affected most by extreme values?
• A. Mean
• B. Median
• C. Mode
• D. Geometric mean
•  2) Which level of measurement is required for
  the median?
• A. Nominal
• B. Ordinal

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• QNT 561 Final Exam Guide Set(1 and 2)

• QNT 561 Week 1 DQ 1

• SET 1
•  1. A difference between calculating the sample
  mean and the population mean is
•  2. Which of the following measures of central
  location is affected most by extreme values?
•  3. Which level of measurement is required for
  the median?
•  4. In which of the following distributions is
  the probability of a success usually small?

• How may variance and standard deviation be
  applied to a real-world business-related problem?
  Provide a specific application in which these
  measures are useful.

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• QNT 561 Week 1 DQ 2

• QNT 561 Week 1 Individual My Statslab Problem Set

• When would you use Chebyshevs theorem and the
  empirical rule in business? How are they
  calculated? Provide one real-life example that
  requires Chebyshevs theorem and one that
  requires the empirical rule

• 1. What is statistics?
•  2. Explain the difference between
  descriptive and inferential statistics.
•  3. Explain the difference between
  qualitative and quantitative data.
•  4. Explain how populations and variables
  differ.
•  5. Explain how populations and samples
  differ.

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• QNT 561 Week 2 DQ 1

• QNT 561 Week 2 DQ 2

• What are some examples of operational definitions
  in research design within your profession? For
  example, in the education field, graduation rate
  and retention rate are important operational
  definitions to measure progress of students.
  Likewise other professions have common metrics
  and definitions. Identify some metrics and
  operational definitions from your own career or a
  profession that you know well. Tell us why you
  think it is important!

• What is the purpose of sampling? What are some
  concerns and dangers of sampling? How important
  is the sample design to data validity? Explain.
  Provide an example where a sample might
  misrepresent data validity. For example, reflect
  on the current political campaign and the
  pollsters!

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• QNT 561 Week 2 Individual My Statslab Problem Set

• QNT 561 Week 2 Team Assignment Business Research
  Project Part 1

• 2. Health care workers who use latex gloves
  with glove powder on a daily basis are
  particularly susceptible to developing a latex
  allergy. Each in a sample of 50 hospital
  employees who were diagnosed with a latex allergy
  based on a skin-prick test reported on their
  exposure to latex gloves. Summary statistics for
  thr number of latex gloves used per week are
  19.4 and s 11.6. Complete parts (a) (d).

• Identify an organization or business for your
  Learning Team research project.
•  Describe the products or services it provides.
•  Identify a problem or dilemma faced by the
  organization that could be addressed by research.
  
•  Discuss the problem as a team.

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• QNT 561 Week 2 Team Assignment Business Research
  Project Part 1

• QNT 561 Week 3 DQ 1

• Identify an organization from any member in your
  Learning Team or an organization with which your
  team is familiar. If an actual company is used,
  disguise its name with a pseudonym.
•  Identify one independent variable and one
  dependent variable based on the business.
  Operationalize these variables if they are too
  abstract to measure.

• In your organizations management development
  program, there was a heated discussion between
  people who claimed that theory is impractical and
  not effective, and others who claimed that
  effective theory is the most practical approach
  to problems. What position would you take and
  why?

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• QNT 561 Week 3 DQ 2

• QNT 561 Week 3 Individual Mystatslab Problem Set

• You observe female sales representatives having
  lower customer defections than male sales
  representatives. What concepts and constructs
  would you use to study this phenomenon? How might
  the concepts or constructs relate to explanatory
  hypotheses? Explain.

• 2. A university economist conducted a study
  of elementary school lunch menus. During the
  state-mandated testing period, school lunches
  averaged 890 calories. The economist claimed that
  after the testing period ended, the average
  caloric content of the school lunches
  increased/dropped significantly. Set up the null
  and alternative hypothesis to test the
  economists claim.

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• QNT 561 Week 3 Team Assignment Business Research
  Project Part 2

• QNT 561 Week 4 Discussion Descriptive Statistics

• Develop a plan for your Business Research Project
  in approx. 800 words.
•  Revise the research questions based on
  instructor feedback from the previous week.
•  Identify population and samples for your
  research.
•  Describe who will be chosen and how they will be
  accessed.

• Create a Microsoft Excel spreadsheet with the
  two variables from a dataset for your choosing.
•  Analyze the data with Mega Stat, StatCrunch,
  Microsoft Excel or other statistical tool(s),
  including
•  (a) Descriptive stats for each numeric variable

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QNT 561 Course Success is a Tradition
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• QNT 561 Week 4 DQ 1

• QNT 561 Week 4 DQ 2

• Does technological advancement affect the ability
  to collect data? Provide examples. Does this
  advancement increase the chance for errors?
  Explain.

• What is the importance of pretesting questions
  and instruments? What are risks of not doing
  this? Provide an example.

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QNT 561 Course Success is a Tradition
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• QNT 561 Week 4 Individual Mystatslab Problem Set

• QNT 561 Week 4 Team Assignment Business Research
  Project Part 3

• 1. Researchers conducted a survey of a
  representative sample of over 1,000 drivers.
  Based on how often each driver engaged in road
  behaviour, a road rage score was given. The
  drivers were also grouped by annual income. The
  data were subjected to an analysis of variance,
  with the results summarized in the table.

• Create a draft of the survey.
•  Conduct a pilot pretest having another Learning
  Team in the class to provide feedback for your
  team. Chet will create a message thread for each
  team to place their survey in the Class
  Discussion Tab.
•  Revise the survey based on the feedback provided
  by your classmates.

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• QNT 561 Week 5 DQ 1

• QNT 561 Week 5 DQ 2

• What is the value of performing hypotheses tests
  to solve problems related to business and
  operations management? Provide specific examples.

• What are differences between dependent and
  independent samples? Provide examples. What are
  implications for determining the tests used to
  analyze data?

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QNT 561 Course Success is a Tradition
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• QNT 561 Week 5 Individual Mystatslab Problem Set

• QNT 561 Week 5 Team Assignment Business Research
  Project Part 4

• 2. Researchers investigated the effect of
  tablet surface area to volume on the rate at
  which a drug is released in a controlled-release
  dosage. For six similarly shaped tablets with
  different weights and thicknesses, the
  diffusional drug release rate (percentage of drug
  released divided by the square root of time) was
  determined. The experimental data are listed in
  the table. Complete parts a through d.

• Think of this as a progress report to the CEO.
  He/She has provided your resources to conduct
  your research and you have just completed the
  deployment of your survey with some raw data BUT
  your analysis is not completed! This is to
  provide the CEO a quick touch point informing
  them how everything went, what are your initial
  thoughts, showing them your raw results

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• QNT 561 Week 6 Team Assignment Business Research
  Project Part 5

• Revised tables or figures based on prior
  instructor feedback
• The description or interpretation for the
  tables or figures
• Summary of Learning Team results
• Answers to the research questions
• Research challenges
• Steps to minimize challenges in future
  research

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