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QNT 561 Final Exam Guide (New) FOR MORE
CLASSES VISIT www.qnt561genius.com 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. 2.      What conditions must n satisfy to
make the x2 test valid? 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 (New, 2017) FOR MORE
CLASSES VISIT www.qnt561genius.com 1. James
Desreumaux, VP of Human Resources of American
First Banks (AFB), is reviewing the employee
training programs of AFB banks. His staff
randomly selected personnel files for 100 tellers
in the Southeast Region and determined that their
mean training time was 25 hours. Assume that the
population standard deviation is 5 hours. The 95
confidence interval for the population mean of
training times is 2. If x is a binomial random
variable with n10 and p0.8, the mean value of x
is______
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QNT 561 Final Guide (Latest) FOR MORE CLASSES
VISIT www.qnt561genius.com 1. A random sample of
size 15 is selected from a normal population. The
population standard deviation is unknown. Assume
the null hypothesis indicates a two-tailed test
and the researcher decided to use the 0.10
significance level. For what values of t will the
null hypothesis not be rejected?   2. Which of
the following is a characteristic of the F
distribution?
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QNT 561 Week 1 Assignment Statistics Concepts and
Descriptive Measures Instructions (Consumer
Food) FOR MORE CLASSES VISIT www.qnt561genius.co
m Purpose of Assignment The purpose of this
assignment to orient students to the key concepts
in statistics. This assignment will introduce
students to the language of statistics. Students
will also get a chance to warm-up on evaluating
some basic descriptive statistics using Excel
prior to the course start. Assignment Steps This
assignment has an Excel dataset spreadsheet
attached. Resource Microsoft Excel, Statistics
Concepts and Descriptive Measures Data Set
Download the Statistics Concepts and Descriptive
Measures Data Set.
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QNT 561 Week 1 Assignment Statistics Concepts and
Descriptive Measures Instructions (Financial
Data) FOR MORE CLASSES VISIT www.qnt561genius.co
m Purpose of Assignment The purpose of this
assignment to orient students to the key concepts
in statistics. This assignment will introduce
students to the language of statistics. Students
will also get a chance to warm-up on evaluating
some basic descriptive statistics using Excel
prior to the course start. Assignment Steps This
assignment has an Excel dataset spreadsheet
attached. Resource Microsoft Excel, Statistics
Concepts and Descriptive Measures Data Set
Download the Statistics Concepts and Descriptive
Measures Data Set.
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QNT 561 Week 1 DQ 1 FOR MORE CLASSES
VISIT www.qnt561genius.com 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 FOR MORE CLASSES
VISIT www.qnt561genius.com 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.
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QNT 561 Week 1 Individual My Statslab Problem Set
FOR MORE CLASSES VISIT www.qnt561genius.com 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.
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QNT 561 Week 1 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 2   Ex 4) Two
Thousand three hundred frequent business
travelers are asked which Midwestern city they
prefer Indianapolis, Saint Louis, Chicago or
Milwaukee. 388 liked Indianapolis best, 450 liked
Saint Louis, 1212 liked Chicago and the remainder
prefers Milwaukee. Develop a frequency table and
a relative frequency table to summarize this
information (Round relative frequency to 3
decimal places.)
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QNT 561 Week 2 Case Study MBA Schools in Asia
Pacific FOR MORE CLASSES VISIT www.qnt561genius.
com Review the Case Study MBA Schools in
Asia-Pacific and the Case Study MBA Schools in
Asia-Pacific data set. Prepare a 1,050-word
managerial report for your boss. Use the
following questions for guidelines and directions
on what to include in the report 1. What is the
type of data (Quantitative or Qualitative) for
each of the columns (variables) in the dataset?
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QNT 561 Week 2 DQ 1 FOR MORE CLASSES
VISIT www.qnt561genius.com 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!
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QNT 561 Week 2 DQ 2 FOR MORE CLASSES
VISIT www.qnt561genius.com 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
FOR MORE CLASSES VISIT www.qnt561genius.com 1. 
     A random sample of 87 observations produced
a mean    25.7 and a standard deviation s
2.6. 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).
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QNT 561 Week 2 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 5 Ex 4) A
large company must hire a new president. The
Board of Directors prepares a list of five
candidates, all of whom are equally qualified.
Two of these candidates are members of a minority
group. To avoid bias in the selection of the
candidate, the company decides to select the
president by lottery. a. What is the probability
one of the minority candidate is hired?
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QNT 561 Week 2 Team Assignment Business Research
Project Part 1 Business Problem and Research
Questions FOR MORE CLASSES VISIT www.qnt561geni
us.com 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.  Discuss your selected problem
or dilemma with your faculty member to ensure
that it is at an appropriate scope for the
course.  Develop a purpose statement for your
research project. 
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QNT 561 Week 2 Team Assignment Business Research
Project Part 1 Formulation of the Research
Problem FOR MORE CLASSES VISIT www.qnt561genius
.com 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.  Identif
y one independent variable and one dependent
variable based on the business.  Operationalize
these variables if they are too abstract to
measure.Develop a real or realistic research
question for the company you chose and the two
variables. Include a background, a business
problem and the team's role of no more than 500
words. 
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QNT 561 Week 3 Assignment Expansion Strategy and
Establishing a Re-Order Point FOR MORE CLASSES
VISIT www.qnt561genius.com Learning team paper
Purpose of Assignment This assignment has two
cases. The first case is on expansion strategy.
Managers constantly have to make decisions under
uncertainty. This assignment gives students an
opportunity to use the mean and standard
deviation of probability distributions to make a
decision on expansion strategy. The second case
is on determining at which point a manager should
re-order a printer so he or she doesn't run
out-of-stock.
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QNT 561 Week 3 Case Study SuperFun Toys FOR
MORE CLASSES VISIT www.qnt561genius.com Individual
Paper Purpose of Assignment The purpose of this
assignment is for students to learn how to make
managerial decisions using a case study on Normal
Distribution. This case uses concepts from Weeks
1 and 2. It provides students an opportunity to
perform sensitivity analysis and make a decision
while providing their own rationale. This
assignment also shows students that statistics is
rarely used by itself. It shows tight integration
of statistics with product management. Assignment
Steps Develop a 1,050-word case study analysis
including the following
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QNT 561 Week 3 DQ 1 FOR MORE CLASSES
VISIT www.qnt561genius.com 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 FOR MORE CLASSES
VISIT www.qnt561genius.com 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. 
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QNT 561 Week 3 Individual Mystatslab Problem Set
FOR MORE CLASSES VISIT www.qnt561genius.com 1. 
     Which hypothesis, the null or the
alternative, is the status-quo hypothesis? 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 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 8   Ex 2) The
following is a list of 29 hospitals in the
Cincinnati (Ohio) and Northern Kentucky region.
The hospitals are identified by numbering them 00
through 28. Also included is whether the hospital
is a general medical/surgical hospital (M/S) or a
specialty hospital (S). we are interested in
estimating the average number of full- and
part-time nurses employed in the area hospitals.
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QNT 561 Week 3 Team Assignment Business Research
Project Part 2 Research Plan (2 Papers) FOR
MORE CLASSES VISIT www.qnt561genius.com This
Tutorial contains 2 different Papers 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. 
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QNT 561 Week 4 Case the Payment Time FOR MORE
CLASSES VISIT www.qnt561genius.com Individual
Paper Purpose of Assignment The purpose of the
assignment is to develop students' abilities in
using datasets to apply the concepts of sampling
distributions and confidence intervals to make
management decisions. Assignment Steps Resources
Microsoft Excel, The Payment Time Case Study,
The Payment Time Case Data Set Review the Payment
Time Case Study and Data Set.
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QNT 561 Week 4 Discussion Descriptive Statistics
FOR MORE CLASSES VISIT www.qnt561genius.com Cre
ate a Microsoft Excel spreadsheet with the two
variables from a dataset for your
choosing. Analyze the data with MegaStat,
StatCrunch, Microsoft Excelor other
statistical tool(s), including (a) Descriptive
stats for each numeric variable and (b) Histogram
for each numeric variable
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QNT 561 Week 4 DQ 1 FOR MORE CLASSES
VISIT www.qnt561genius.com does technological
advancement affect the ability to collect data?
Provide examples. Does this advancement increase
the chance for errors? Explain. 
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QNT 561 Week 4 DQ 2 FOR MORE CLASSES
VISIT www.qnt561genius.com 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 Week 4 Individual Mystatslab Problem Set
FOR MORE CLASSES VISIT www.qnt561genius.com 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.
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QNT 561 Week 4 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 10 Ex 2) A
Sample of 36 observations is selected from a
normal population. The sample mean is 12, and the
population standard deviation is 3. Conduct the
following test of hypothesis using the 0.01
significance level. EX. 10) Given the following
hypotheses H0 µ 400 H1 µ ? 400 A random
sample of 12 observations is selected from a
normal population. The sample mean was 407 and
the sample S.D 6. Using the 0.1 significance
level a. State the decision rule.
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QNT 561 Week 4 Team Assignment Business Research
Project Part 3 Survey and Data Collection Plan (2
Sets) FOR MORE CLASSES VISIT www.qnt561genius.c
om This Tutorial contains 2 different
sets   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 FOR MORE CLASSES
VISIT www.qnt561genius.com What is the value of
performing hypotheses tests to solve problems
related to business and operations management?
Provide specific examples.
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QNT 561 Week 5 DQ 2 FOR MORE CLASSES
VISIT www.qnt561genius.com 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 Week 5 Individual Mystatslab Problem Set
FOR MORE CLASSES VISIT www.qnt561genius.com 1. 
     Consider the pairs of measurements shown to
the right. 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.
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QNT 561 Week 5 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 13 Ex 6) The
owner of Maumee Ford-Mercury-Volvo wants to study
the relationship between the age of a car and its
selling price. Listed below is a random sample of
12 used cars sold at the dealership during the
last year. a. If we wants to estimate selling
price on the basis of the age of car, which
variable is thr dependent varialble and which is
the independent variable? b. 1. Determine the
correlation coefficient 2. Determine the
coefficient of determination.
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QNT 561 Week 5 Spicy Wings Case Study FOR MORE
CLASSES VISIT www.qnt561genius.com Week 5
Individual Paper Spicy Wings Case Purpose of
Assignment The purpose of this assignment is to
develop students' abilities to combine the
knowledge of descriptive statistics covered in
Weeks 1 and 2 and one-sample hypothesis testing
to make managerial decisions. In this assignment,
students will develop the ability to use
statistical analysis and verify whether or not a
claim is valid before advertising it. Assignment
Steps Resources Microsoft Excel, Spicy Wings
Case Study, Spicy Wings Data Set Develop a
700-word statistical analysis. Use descriptive
statistics to compute a measure of performance
John can use to analyze his delivery performance.
Find the following for your measures
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QNT 561 Week 5 Team Assignment Business Research
Project Part 4 Data Analysis (2 Sets) FOR MORE
CLASSES VISIT www.qnt561genius.com This Tutorial
contains 2 different sets Administer the
survey. In a paper in the APA format describe
the followingDetermine the sample process
including sample contact, survey distribution,
and survey collection.Organize, prepare, and
describe the data.
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QNT 561 Week 5 Team One-Sample Hypothesis Testing
(Election Results, SpeedX FOR MORE CLASSES
VISIT www.qnt561genius.com Week 5 Learning team
Paper Part A One-Sample Hypothesis Testing
Cases Purpose of Assignment The purpose of this
assignment is to develop students' abilities to
combine the knowledge of descriptive statistics
covered in Weeks 1 and 2 and one-sample
hypothesis testing to make managerial decisions.
In this assignment, students will learn how
statistical analysis is used in predicting an
election winner in the first case. In the second
case, students will conduct a hypothesis test to
decide whether or not a shipping plan will be
profitable.
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QNT 561 Week 6 DQs FOR MORE CLASSES
VISIT www.qnt561genius.com   After reading
chapter 12, explain how ANOVA could help to
explain the association between two variables.
Give an example. After reading chapter 13, how
ANOVA could help to understand the expansion of
the hypothesis testing of two variables? After
reading chapter 18, select a TQM chart and
explain how we use the chart selected.
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QNT 561 Week 6 Lab Work (New) FOR MORE CLASSES
VISIT www.qnt561genius.com Chapter 18 EX.2)
Listed Below is the number of movie tickets sold
at the Library Cinema-Complex, in thousands, for
the period from 2001 to 2013. Compute a five-year
weighted moving average using weights of 0.15,
0.15, 0.25, 0.16, and 0.29, respectively.
Describe the trend in yield. EX 10) Appliance
Center sells a variety of electronic equipment
and home appliance. For the last 4 years, 2010
through 2013, the following quarterly sales (in
millions) were reported. Determine the typical
seasonal index for each of four quarters.
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