QNT 275 STUDY Principal Education / qnt275study.com

1
QNT 275 STUDY Principal Education /
qnt275study.com
2
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Final Exam Guide (New, 2018, 100 Score)
FOR MORE CLASSES VISIT www.qnt275study.com     1
To make tests of hypotheses about more than two
population means, we use the t
distribution normal distribution chi-square
distribution
3
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 Apply Connect Week 1 Exercise
FOR MORE CLASSES VISIT www.qnt275study.com     Q
NT 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.
4
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 DQ 1 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 DQ 2 FOR MORE CLASSES VISIT
www.qnt275study.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
6
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 DQ 3 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 Individual Assignment Statistics
in Business (2 Papers) FOR MORE CLASSES VISIT
www.qnt275study.com     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.
8
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 Practice Connect Knowledge Check
FOR MORE CLASSES VISIT www.qnt275study.com     Q
NT 275 Week 1 Practice Connect Knowledge
Check Complete the Week 1 Knowledge Check in
Connect.  
9
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 1 Practice Set FOR MORE CLASSES
VISIT www.qnt275study.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
10
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Apply Connect Week 2 Case FOR
MORE CLASSES VISIT www.qnt275study.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.
11
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Assignment MiniProject 3 2 FOR
MORE CLASSES VISIT www.qnt275study.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. The company has four salespersons
employed in a small town. Let us denote these
salespersons by A, B, C, and D.
12
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 DQ 1 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 DQ 2 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 DQ 3 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Individual Assignment Activity
Data Set (Little Town Cafe) FOR MORE CLASSES
VISIT www.qnt275study.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
16
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Individual Assignment Business
Problem FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Mini- Project 3-3 (Movie Data
Set) FOR MORE CLASSES VISIT www.qnt275study.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.
18
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Practice Analysis ToolPak
Installation FOR MORE CLASSES VISIT
www.qnt275study.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.  
19
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Practice Connect Knowledge Check
FOR MORE CLASSES VISIT www.qnt275study.com     Q
NT 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.
20
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Practice Set FOR MORE CLASSES
VISIT www.qnt275study.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.
21
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 2 Quiz FOR MORE CLASSES VISIT
www.qnt275study.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? 3.         A recent survey of 200 small
firms (annual revenue less than 10 million)
asked whether
22
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Apply Connect Week 3 Case FOR
MORE CLASSES VISIT www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 CLO Business Decision Making
Project Part 1 (2 Papers) FOR MORE CLASSES
VISIT www.qnt275study.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. It should be a
problem/opportunity for which gathering
24
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 DQ 1 FOR MORE CLASSES VISIT
www.qnt275study.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.
25
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 DQ 2 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 DQ 3 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Individual Assignment Descriptive
Statistics (Score 85) FOR MORE CLASSES VISIT
www.qnt275study.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.
28
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Practice Connect Knowledge Check
FOR MORE CLASSES VISIT www.qnt275study.com     Q
NT 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?
29
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Practice Set FOR MORE CLASSES
VISIT www.qnt275study.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.
30
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Probability Case Study 5.2 FOR
MORE CLASSES VISIT www.qnt275study.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 STUDY Principal Education /
qnt275study.com
QNT 275 Week 3 Quiz FOR MORE CLASSES VISIT
www.qnt275study.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
32
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Apply Connect Week 4 Case FOR
MORE CLASSES VISIT www.qnt275study.com     Custom
ized Work for QNT 275     https//uopcourses.com
/sd_product/qnt-275-weekly-practice-connect-knowle
dge-check-apply-connect-weekly-case/  
33
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 CLO Business Decision Making
Project Part 2 (2 Papers) FOR MORE CLASSES
VISIT www.qnt275study.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.
34
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 DQ 1 FOR MORE CLASSES VISIT
www.qnt275study.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 STUDY Principal Education /
qnt275study.com
aaa
36
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 DQ 2 FOR MORE CLASSES VISIT
www.qnt275study.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.
37
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 DQ 3 FOR MORE CLASSES VISIT
www.qnt275study.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?
38
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Individual Assignment t test I4
FOR MORE CLASSES VISIT www.qnt275study.com   Ind
ividual 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. You wish to
determine if there
39
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Linear Regression Case 12 1 FOR
MORE CLASSES VISIT www.qnt275study.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
40
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Practice Connect Knowledge Check
FOR MORE CLASSES VISIT www.qnt275study.com     C
ustomized Work for QNT 275   https//uopcourses.co
m/sd_product/qnt-275-weekly-practice-connect-knowl
edge-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
41
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Practice Set FOR MORE CLASSES
VISIT www.qnt275study.com     Find z for each of
the following confidence levels. Round to two
decimal places. 90 95 96 97 98 99
42
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Presentation (13 and 14) FOR
MORE CLASSES VISIT www.qnt275study.com   Prepare 
an 11- to 15-slide Microsoft PowerPoint presenta
tion 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. If any source material is quoted or
paraphrased in the presentation
43
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 4 Quiz FOR MORE CLASSES VISIT
www.qnt275study.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? Question 4                
Consider the following simple linear regression
model yßoß1(xe)   The response
44
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 Apply Connect Week 5 Case FOR
MORE CLASSES VISIT www.qnt275study.com     Custom
ized Work for QNT 275  https//uopcourses.com/sd_p
roduct/qnt-275-weekly-practice-connect-knowledge-c
heck-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.  
45
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 Assignment Business Problem or
Opportunity Presentation FOR MORE CLASSES VISIT
www.qnt275study.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
46
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 CLO Business Decision Making
Project Part 3 (2 PPT) FOR MORE CLASSES VISIT
www.qnt275study.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.
47
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 DQ 1 FOR MORE CLASSES VISIT
www.qnt275study.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?
48
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 DQ 2 FOR MORE CLASSES VISIT
www.qnt275study.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?
49
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 DQ 3 FOR MORE CLASSES VISIT
www.qnt275study.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.
50
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 Individual Assignment Final z test
(Set 2) FOR MORE CLASSES VISIT www.qnt275study.co
m   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. You wish to determine if there is a
significant difference between the
51
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 Individual Assignment Final z
test FOR MORE CLASSES VISIT www.qnt275study.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. You wish to determine if there is a
significant difference between the
52
QNT 275 STUDY Principal Education /
qnt275study.com
QNT 275 Week 5 Practice Connect Knowledge
Check FOR MORE CLASSES VISIT www.qnt275study.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.
53
QNT 275 STUDY Principal Education /
qnt275study.com