QNT 351 Education Begins/newtonhelp.com

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QNT 351 Education Begins/newtonhelp.com
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QNT 351 Final Exam Guide (New)

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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 the week?
• 2An auditor for American Health Insurance
  reports that 20 of policyholders submit a claim
  during the year. 15 policyholders are selected
  randomly. What is the probability that at least 3
  of them submitted a claim the previous year?

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QNT 351 Final Exam Guide (New, 2018) Score 30/30

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• QNT 351 Final Exam Guide (New, 2018) 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 probability that a
  family spends less than 410 per month?
• 0.1151
• 0.0362
• 0.8750
• 0.2158
• As the size of the sample increases, what
  happens to the shape of the distribution of
  sample means?
• It cannot be predicted in advance.
• It is negatively skewed.
• It approaches a normal distribution.
• It is positively skewed.

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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
• 3) The performance of personal and business
  investments is measured as a percentage, return
  on investment. What type of variable is return on
  investment?
• 4) What type of variable is the number of
  robberies reported in your city?
• 5) What level of measurement is the number of
  auto accidents reported in a given month?

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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?
• 2. The incomes of 50 loan applicants are
  obtained. Which level of measurement is income?
• 3. The members of each basketball team wear
  numbers on their jerseys. What scale of
  measurement are these numbers considered?
• 4. The reported unemployment is 5.5 of the
  population. What measurement scale is used to
  measure unemployment?
• 5. The Nielsen Ratings break down the number of
  people watching a particular television show by
  age. What level of measurement is age?

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QNT 351 Week 1 DQ 1

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• Week 1 DQ1
• Where would you see descriptive statistics used
  in your work place?

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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.
• Related Tutorials

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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

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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.

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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.

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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.

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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.

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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.
• There are 23 people at a party. Explain what the
  probability is that any two of them share the
  same birthday.

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QNT 351 Week 2 Connect Problems

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• QNT 351 Week 2 Connect Problem
• 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?
• b. Compute the variance and the standard
  deviation of the number of admissions.
• 2. The Internal Revenue Service is studying the
  category of charitable contributions

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QNT 351 Week 2 DQ 1

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• Week 2 DQ1
• Can mean, median, or mode be calculated from all
  statistical data? Explain why or why not. When is
  the mean the best measure of central tendency?
  When is the median the best measure of central
  tendency?

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QNT 351 Week 2 DQ 2

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• Week 2 DQ2
• 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.

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QNT 351 Week 2 DQ 3

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• Week 2 DQ3
• What level of data is a telephone number? Explain.

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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?

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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?

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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)
  
• Projection TV LCD TV Plasma TV
• 2002 3,574 246 515
• 2003 4,351 664 1,590
• 2004 6,271 1,579 2,347

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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 members data for the Learning Team
  assignments in this course.
• If using data from RES/351
• Resources Data collected from RES/351
• Prepare a 700- to 1,050-word written report
  along with a 5- to 7-slide Microsoft PowerPoint
  presentation for the senior management team or
  stakeholders of your RES/351 research project to
  present your findings.
• Address the following
• Present the chosen situation as an
  overviewproblem, purpose, research questions,
  and hypotheses.

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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.
• Maximum and Minimum Temperatures
• Search the Internet for U.S. climate data.
• Choose the city in which you live.
• Click on the tab that reads Daily.

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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 on the website you have chosen.
  When all of the listings populate, make sure that
  the sort criteria reads "New Listings." This
  ensures that you are searching a random
  cross-section of listings rather than favoring
  one price range.
• Review the new listings that populate.

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QNT 351 Week 3 Connect Problems

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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.
• a. Is this a one- or two-tailed test?
• b. What is the decision rule? (Round your
  answer to 3 decimal places.)
• c. What is the value of the test
  statistic? (Round your answer to 2 decimal
  places.)
• d. What is your decision regarding H0?
• e. What is the p-value? (Round your
  answer to 4 decimal places.)

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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.

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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.

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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?

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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.

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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
• 5 1855 2052 1189 1703
• 6 1726 1630 1441 1498
• Interpretation of Minimum and Maximum

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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.
• Answer question 34 in the Data Set Exercises from
  Ch. 4 of Basic Statistics for Business and
  Economics.

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QNT 351 Week 3 Individual Assignment Real Estate
Data

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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.
• Click the Assignment Files tab to submit your
  assignment.
• Review the data and for the purpose of this
  project please consider the 100 listing prices as
  a population.

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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.
• Summarize the data collected using descriptive
  statistics. Descriptive statistics should be in
  the forms of frequency distribution table,
  measures of mean, median, mode, standard
  deviation, and graphical display of data.
• Summarize the statistics in relation to the
  problem selected and research questions and draw
  conclusions.
• Prepare a 1,050- to 1,750-word report of
  conclusions drawn from the data and make
  recommendations to the management.

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QNT 351 Week 4 Connect Problems

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• QNT 351 Week 4 Connect Problem
• The Production department of Celitronics
  International wants to explore the relationship
  between the number of employees who assemble a
  subassembly and the number produced. As an
  experiment, 2 employees were assigned to assemble
  the subassemblies. They produced 13 during a
  one-hour period, then 4 employees assembled them.
  They produced 22 during a one hour period. The
  complete set of paired observation follows
• The dependent variable is production that is, it
  is assumed that different levels of production
  result from a different number of employees.
• A scatter diagram is provided below. Based on it,
  does there appear to be any relationship between
  the number of assemblers and production?
• Compute the correlation coefficient.

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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?

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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 a 0.01 than a 0.10?
  As the significance level increases to a 0.10
  from a 0.01, which type error is more likely to
  occur? What can be done to reduce the likelihood
  of incurring this error?

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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?

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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?

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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.
• Problem 2
• An insurance company determines that in every 100
  claims, 4 are fraudulent. What is the probability
  that the next claim the company processes will be
  fraudulent?
• Problem 3
• A review of emergency room records at rural
  Millard FellmoreMemorial Hospital was performed
  to determine the probability distribution of the
  number of patients entering the emergency room
  during a 1-hour period. The following table lists
  this probability distribution.

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QNT 351 Week 4 Individual Assignment Real Estate
Data

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• Resources Appendix A1 at the end of Basic
  Statistics for Business and Economics
• Answer question 60 (both parts a. and b.) in the
  Data Set Exercises from Ch. 6 of Basic Statistics
  for Business and Economics.
• Answer question 54 (both parts a. and b.) in the
  Data Set Exercises from Ch. 7 of Basic Statistics
  for Business and Economics.

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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
• Discuss the following with your Learning Team
• The steps in testing a research hypothesis
• Comparing the means of two or more groups
• Calculating the correlation between two variables

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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
  supposedly significantly increase his production.
  The frugal farmer wanted to test the new
  fertilizer before committing the large investment
  required to fertilize a farm of his size. He
  therefore selected 15 parcels of land on his
  property and divided them each into two portions.
  

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QNT 351 Week 5 Individual Assignment Real Estate
Data

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• Resources Appendix A1 at the end of Basic
  Statistics for Business and Economics
• Answer question 58 in the Data Set Exercises from
  Ch. 10 of Basic Statistics for Business and
  Economics.
• Answer question 62 in the Data Set Exercises from
  Ch. 13 of Basic Statistics for Business and
  Economics.

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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 the analysis you are required to
  perform for your data set.
• Combine your Week Two Learning Team assignment
  and Week Three findings with Week Five findings
  and make a recommendation to the research
  problem.
• Use the statistical tables given in the
  appendices of the textbook and a statistical
  analysis application a Microsoft Excel
  spreadsheet, Minitab statistical software, or
  SPSS software.

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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.
• You are consulting for a large real estate firm.
  You have been asked to construct a model that can
  predict listing prices based on square footages
  for homes in the city youve been researching.
  You have data on square footages and listing
  prices for 100 homes.
• Which variable is the independent variable (x)
  and which is the dependent variable (y)?

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QNT 351 Education Begins/newtonhelp.com