QNT 351 Lessons in Excellence--qnt351.com

QNT 351 Lessons in Excellence--
qnt351.com

QNT 351 Final Exam Guide (New)
For more course tutorials visit
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Q1 The Director of Golf for a local course wants to study the
number of rounds played by members on weekdays. He
gathered the sample information shown below for 520
rounds. At the .05 significance level, is there a difference in
the number of rounds played by day of
QNT 351 Lessons in Excellence--qnt351.com

QNT 351 Final Exam Guide (New, 2017) Score 30/30
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QNT 351 Final Exam Guide (New, 2017) Score 30/3
The mean amount spent by a family of four on food is $500
per month with a standard deviation of $75. Assuming that
the food costs are normally distributed, what is the

QNT 351 Final Exam Guide
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1) The main purpose of descriptive statistics is to
2) The general process of gathering, organizing,
summarizing, analyzing, and interpreting data is called

QNT 351 Week 1 Connect Problems
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QNT 351 Week 1 Connect Problem
1. Which of the following is an example of a continuous
variable?

QNT 351 Week 1 DQ 1
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Week 1 DQ1
Where would you see descriptive statistics used in your work
place?

QNT 351 Week 1 DQ 2
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Week 1 DQ2
How would you define dependent and independent variables?
What is their significance in research? Explain with examples.

QNT 351 Week 1 DQ 3
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Week 1 DQ3
Develop five demographic questions to measure gender, age,
years of experience, level of education, and ethnicity. Identify
the level of measurement used for each

QNT 351 Week 1 DQ 4
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Week 1 DQ4
How would you define a variable? What is the difference
between a dependent and independent variable? Do you
think both variables are used in every research? Explain why
or why not. Provide examples.

QNT 351 Week 1 DQ 5
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Week 1 DQ5
What is the importance of statistics in business decision
making? Describe a business situation where statistics was
used in making a decision.

QNT 351 Week 1 DQ 6
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Week 1 DQ6
What are the four data measurement scales? Provide two
examples and explain the importance of each in business
research.

QNT 351 Week 1 Individual Assignment Statistics in
Business (2 Sets)
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This tutorial contains 2 different Sets of papers
Define statistics.
Identify different types of statistics.
Describe the role of statistics in business decision making.
.

QNT 351 Week 1 Introduction to Statistical Thinking
Worksheet
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Complete the Introduction to Statistical Thinking Worksheet.
Format your assignment consistent with APA guidelines.
Click the Assignment Files tab to submit your assignment

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1. The director of admissions at Kinzua University in Nova
Scotia estimated the distribution of student admissions for the
fall semester on the basis of past experience.
a. What is the expected number of admissions for the fall
semester?

QNT 351 Week 2 DQ 1
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Week 2 DQ1
Can mean, median, or mode be calculated from all statistical
data?

QNT 351 Week 2 DQ 2
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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.

QNT 351 Week 2 DQ 3
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Week 2 DQ3
What level of data is a telephone number? Explain.

QNT 351 Week 2 DQ 4
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Week 2 DQ4
Does all data have a mean, median, or mode? Why or why
not? When is the mean the best measure of central
tendency? When is the median the best measure of central
tendency?

QNT 351 Week 2 DQ 5
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Week 2 DQ5
Why is the population shape a concern when estimating a
mean? What effect does sample size, n, have on the estimate
of the mean?

QNT 351 Week 2 Excel Problem Graphical Technique
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Question 1
Plot a 100% stacked column chart for television sales by
year.
U.S. Television Sales, 2002 - 2005 ($ thousands)

QNT 351 Week 2 Learning Team Assignment Data
Collection (2 Sets)
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Discuss with your team whether you have data from
RES/351, and if your team would like to use one team
member’s data for the Learning Team assignments in this
course.

QNT 351 Week 2 Probability Worksheet
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Complete the Probability Worksheet.
Format your paper consistent with APA guidelines.
Click the Assignment Files tab to submit your assignment.

QNT 351 Week 2 Team Assignment Descriptive Statistics
Real Estate Data Part 1 (New)
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Search the Internet for a realty site.
Select a hometown of someone on your team in the search
section

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Award: 10 out of 10.00 points
A sample of 43 observations is selected from a normal
population. The sample mean is 30, and the population
standard deviation is 3. Conduct the following test of
hypothesis using the 0.05 significance level.

QNT 351 Week 3 DQ 1
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Week 3 DQ1
What are the differences between probability and
coincidence? Can the probability be more than 1 or less than
0? Explain why or why not.

QNT 351 Week 3 DQ 2
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Week 3 DQ2
What is the role of probability concepts in business decision-
making? Provide specific examples.

QNT 351 Week 3 DQ 3
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Week 3 DQ3
What are the basic differences between a discrete and a
continuous distribution

QNT 351 Week 3 DQ 4
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Week 3 DQ4
What are the characteristics of standard normal distribution?
Explain how to calculate the z-test static. Explain how a z-
value is used to calculate the area under the distribution and
the meaning of P(0 to z) when z = 1.96.

QNT 351 Week 3 Excel Problems Measuring Salespeople
Performance
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Week A B C D
1 1774 2205 1330 1402
2 1808 1507 1295 1665
3 1890 2352 1502 1530
4 1932 1939 1104 1826

QNT 351 Week 3 Individual Assignment Real Estate Data
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Resources: Appendix A1 at the end of Basic Statistics for
Business and Economics
Answer question 68 in the Data Set Exercises from Ch. 3
of Basic Statistics for Business and Economics.
of Basic Statistics for Business

QNT 351 Week 3 Team Assignment Sampling Distributions
Real Estate Part 2 (New)
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Use the real estate data that you used for your learning team
project that was due in Week 2.
Complete the Sampling Distributions - Real Estate Part 2
worksheet.
Format your assignment consistent with APA guidelines.

QNT 351 Week 3 Team Assignment Summarizing and
Presenting Data (2 Sets)
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If using RES/351 data:
Revise the report submitted in Week Two based on the
feedback provided by the instructor in the team assignment,
and insight gained by reading.

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1) The Production department of Celitronics International
wants to explore the relationship between the number of
employees who assemble a subassembly and the number

QNT 351 Week 4 DQ 1
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Week 4 DQ1
What are some terms related to hypothesis testing with which
you are already familiar? Why do null and alternative
hypotheses have to be mutually exclusive?

QNT 351 Week 4 DQ 2
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Week 4 DQ2
Why does the significance level differ among industries? Will
the null hypothesis be more likely to be rejected at α = 0.01
than α = 0.10? As the significance level increases to α = 0.10
from α = 0.01, which type error is more likely to occur? What
can be done to reduce the likelihood of incurring this error?

QNT 351 Week 4 DQ 3
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Week 4 DQ3
Please explain the five steps used in hypothesis testing. How
does the five-step procedure for hypothesis testing differ
when comparing two groups using a t- or z-test? How is the
process similar?

QNT 351 Week 4 DQ 4
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Week 4 DQ4
Please explain terms related to hypothesis testing; please
explain null and alternate hypotheses, explain the difference
between two different test statistics, then define the equations
used in both. Why do null and alternative hypotheses have
to be mutually exclusive?

QNT 351 Week 4 Excel Problems Measures of Relative
Standing and ProbabilityDistribution
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Problem 1
Figure below gives the boxplots comparing the base yearly
salaries of employeesin marketing and employees in
research for a large company. Identify the five number
summaries. for each profession. Interpret them like we did in
the class.

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Answer question 60 (both parts a. and b.) in the Data Set
Exercises from Ch.

QNT 351 Week 4 Learning Team Reflection (2 Sets)
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QNT 351 Week 4 Learning Team Reflection
This tutorial contains 2 different sets

QNT 351 Week 4 Two Population Means Worksheet
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A tomato farmer with a very large farm of approximately 2200
acres had heard about a new type of rather expensive
fertilizer which would

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QNT 351 Week 5 Learning Team Assignment Analyzing and
Interpreting Data Paper and Presentation
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If using RES/351 data:
Ask your instructor for specific information regarding

QNT 351 Week 5 Team Assignment Real Estate
Regression Exercise (New)
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Complete the Real Estate Regression Exercise.
Format your paper consistent with APA guidelines.
Click the Assignment Files tab to submit your assignment.

QNT 351 Lessons in Excellence--qnt351.com

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