QNT 275 Education Begins/tutorialrank.com

1
QNT 275 Education Begins/tutorialrank.com
2
QNT 275 Education Begins/tutorialrank.com
QNT 275 Final Exam Guide (New, 2019, 100
Score)   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 1 Apply Connect Week 1
Exercise   For more course tutorials
visit www.tutorialrank.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.
4
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 1 DQ 1   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 1 DQ 2   For more course tutorials
visit www.tutorialrank.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   Variable Level of
Measurement
6
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 1 DQ 3   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 1 Individual Assignment Statistics
in Business (2 Papers)   For more course
tutorials visit www.tutorialrank.com 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 Education Begins/tutorialrank.com
QNT 275 Week 1 Practice Connect Knowledge
Check   For more course tutorials
visit www.tutorialrank.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.
9
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 1 Practice Set   For more course
tutorials visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 Apply Connect Week 2 Case   For
more course tutorials visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 Assignment MiniProject 3 2   For
more course tutorials visit www.tutorialrank.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. Let us denote these salespersons by
A, B, C, and D. The sales records (in dollars)
for the past 6 weeks for these four salespersons
are shown in the table below. Week A B
C D 1 1774 2205
1330 1402    
12
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 2 DQ 1   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 DQ 2   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 DQ 3   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 Individual Assignment Activity
Data Set (Little Town Cafe)   For more course
tutorials visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 2 Individual Assignment Business
Problem   For more course tutorials
visit www.tutorialrank.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.
Describe the problem. Then present the research
purpose and one research question addressing an
aspect of this problem.
17
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 2 Mini- Project 3-3 (Movie Data
Set)   For more course tutorials
visit www.tutorialrank.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. Resources
Week 2 Videos Week 2 Readings Statistics Lab
18
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 2 Practice Analysis Tool Pak
Installation   For more course tutorials
visit www.tutorialrank.com QNT 275 Week 2
Practice Analysis ToolPak Installation Complete
the steps indicated in the Installing the
Analysis ToolPak video to prepare for this
weeks 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 Education Begins/tutorialrank.com
QNT 275 Week 2 Practice Connect Knowledge
Check   For more course tutorials
visit www.tutorialrank.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? 11.00
20
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 2 Practice Set   For more course
tutorials visit www.tutorialrank.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. Note Use this notation for your
answer. heads H. tails T. For example HT, TH
One toss of a coin and one roll of a die.
21
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 2 Quiz   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 3 Apply Connect Week 3 Case   For
more course tutorials visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 3 CLO Business Decision Making
Project Part 1 (2 Papers)   For more course
tutorials visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 3 DQ 1   For more course tutorials
visit www.tutorialrank.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.   Class Interval Frequency 6 to 10
minutes 3
25
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 3 DQ 2   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 3 DQ 3   For more course tutorials
visit www.tutorialrank.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 Education Begins/tutorialrank.com
QNT 275 Week 3 Individual Assignment Descriptive
Statistics (Score 85)   For more course
tutorials visit www.tutorialrank.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. Number of two different shelf items sold
(Coke Pepsi) by month over a year. Home sales
prices in different suburbs, cities, counties or
states.
28
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 3 Practice Connect Knowledge
Check   For more course tutorials
visit www.tutorialrank.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? 2.28 4.56 42.07
29
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 3 Practice Set   For more course
tutorials visit www.tutorialrank.com Let x be a
continuous random variable. What is the
probability that x assumes a single value, such
as a (use numerical value)? The following are
the three main characteristics of a normal
distribution. The total area under a normal curve
equals _____. A normal curve is ___________ about
the Consequently, 50 of the total area under a
normal distribution curve lies on the left side
of the mean, and 50 lies on the right side of
the mean.
30
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 3 Probability Case Study 5.2   For
more course tutorials visit www.tutorialrank.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.
31
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 3 Quiz   For more course tutorials
visit www.tutorialrank.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. 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.
32
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Apply Connect Week 4 Case   For
more course tutorials visit www.tutorialrank.com
Customized Work for QNT 275 https//uopcourses.c
om/sd_product/qnt-275-weekly-practice-connect-know
ledge-check-apply-connect-weekly-case/ Part 1
You manage Human Relations for your company. One
of your sales managers has retired, leaving an
opening. You are considering two different
employees for the position.
33
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 CLO Business Decision Making
Project Part 2 (2 Papers)   For more course
tutorials visit www.tutorialrank.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. Develop a 1,050-word report in
which you
34
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 DQ 1   For more course tutorials
visit www.tutorialrank.com What is the
difference between an independent and a dependent
variable? Does a regression model imply
causation? Explain why or why not.
35
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 DQ 2   For more course tutorials
visit www.tutorialrank.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.
36
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 DQ 3   For more course tutorials
visit www.tutorialrank.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?
37
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Individual Assignment t-test
I4   For more course tutorials visit www.tutorialr
ank.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. Some examples Sales from
two different months or years. GPA's of men and
women. Number of two different shelf items sold
(Coke Pepsi) by month over a year. Home sales
prices in different suburbs, cities, counties or
states.
38
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Linear Regression Case 12 1   For
more course tutorials visit www.tutorialrank.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. Predict what will
happen to sales based on unemployment rate and
the level of advertising Justify your predictions.
39
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Practice Connect Knowledge Check
For more course tutorials visit www.tutorialrank.
com Customized Work for QNT 275 https//uopcourse
s.com/sd_product/qnt-275-weekly-practice-connect-k
nowledge-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. We would like to decide if
there is enough evidence to establish that the
average weight for the population of product X is
greater than 100 lb.
40
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Practice Set   For more course
tutorials visit www.tutorialrank.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 that s 4.8.
41
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Presentation (13 and 14)   For
more course tutorials visit www.tutorialrank.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). In the Speaker
Notes section, include what you would say as you
present each slide.
42
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 4 Quiz   For more course tutorials
visit www.tutorialrank.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? Questi
on 4 Consider the following
simple linear regression model yßoß1(xe)
The response variable is
43
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Apply Connect Week 5 Case   For
more course tutorials visit www.tutorialrank.com
Customized Work for QNT 275 https//uopcourses.c
om/sd_product/qnt-275-weekly-practice-connect-know
ledge-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.
44
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Assignment Business Problem or
Opportunity Presentation   For more course
tutorials visit www.tutorialrank.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. Include on the slides
what you would want the audience to see (include
appropriate visual aids/layout). In the Speaker
Notes section, include what you would say as you
present each slide. If any source material is
quoted or paraphrased in the presentation, use
APA citations and references.
45
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 CLO Business Decision Making
Project Part 3 (2 PPT)   For more course
tutorials visit www.tutorialrank.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. Include on the slides what you'd want
the audience to see (include appropriate visual
aids/layout) and include in the Speaker's Notes
section what you'd say as you present each slide.
46
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 DQ 1   For more course tutorials
visit www.tutorialrank.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?
47
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 DQ 2   For more course tutorials
visit www.tutorialrank.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? How can organizations skew the
statistical outcomes of their business research?
48
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 DQ 3
  For more course
tutorials visit www.tutorialrank.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.
49
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Individual Assignment Final
z-test   For more course tutorials
visit www.tutorialrank.com Individual Assignment
Final z-test 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. Number of two
different shelf items sold (Coke Pepsi) by
month over a year. Home sales prices in different
suburbs, cities counties or states.
50
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Individual Assignment Final z-test
(Set 2)   For more course tutorials
visit www.tutorialrank.com Individual Assignment
Final z-test 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. Number of two
different shelf items sold (Coke Pepsi) by
month over a year. Home sales prices in different
suburbs, cities counties or states.
51
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Practice Connect Knowledge
Check   For more course tutorials
visit www.tutorialrank.com QNT 275 Week 5
Practice Connect Knowledge Check A sequence of
values of some variable or composite of variables
taken at successive, uninterrupted time periods
is called a seasonal factor. cyclical
component. moving average.
52
QNT 275 Education Begins/tutorialrank.com
QNT 275 Week 5 Practice Set   For more course
tutorials visit www.tutorialrank.com 1. This
distribution has only one parameter. The curve is
skewed to the right for small df and becomes
symmetric for large df. The entire distribution
curve lies to the right of the vertical axis. The
distribution assumes nonnegative values only 1. t
distribution 2. Normal distribution 3. Chi-square
distribution 4. Linear regression.
53
QNT 275 Education Begins/tutorialrank.com