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Title: QNT 351 Something Great /uophelp.com


1
QNT 351 Something Great/Uophelp.Com
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2
QNT 351 Something Great/Uophelp.Com
  • 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?

3
QNT 351 Something Great/Uophelp.Com
  •   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
QNT 351 Something Great/Uophelp.Com
  • 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?

5
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 1
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  • Where would you see descriptive statistics used
    in your work place?

6
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 2
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  • How would you define dependent and independent
    variables? What is their significance in
    research? Explain with examples.

7
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 3
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  • Develop five demographic questions to measure
    gender, age, years of experience, level of
    education, and ethnicity. Identify the level of
    measurement used for each

8
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 4
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  • 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. 

9
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 5
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  •  
  • What is the importance of statistics in business
    decision making? Describe a business situation
    where statistics was used in making a decision.

10
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 1 DQ 6
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  • What are the four data measurement scales?
    Provide two examples and explain the importance
    of each in business research.

11
QNT 351 Something Great/Uophelp.Com
  • 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.
  • Write a 300-word summary providing at least three
    examples or problem situations in which
    statistics was used or could be used.

12
QNT 351 Something Great/Uophelp.Com
  • 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.

13
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 DQ 1
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  •  
  • 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?

14
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 DQ 2
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  • 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. 

15
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 DQ 3
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  •  
  • What level of data is a telephone number? Explain.

16
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 DQ 4
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  • 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?

17
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 DQ 5
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  • Why is the population shape a concern when
    estimating a mean? What effect does sample size,
    n, have on the estimate of the mean?

18
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 2 Learning Team Assignment Data
    Collection (2 Sets)
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  • This tutorial contains 2 different Sets of papers
  • 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

19
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 Connect Problems
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  • 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.)

20
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 DQ 1
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  • What is the difference between an independent and
    a dependent variable? Does a regression model
    imply causation? Explain why or why not.

21
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 4 DQ 2
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  • What are the differences between probability and
    coincidence? Can the probability be more than 1
    or less than 0? Explain why or why not.

22
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 DQ 2
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  • What is the role of probability concepts in
    business decision-making? Provide specific
    examples.

23
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 DQ 3
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  •  
  • What are the basic differences between a discrete
    and a continuous distribution?

24
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 DQ 4
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  • 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.

25
QNT 351 Something Great/Uophelp.Com
  • 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.

26
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 3 Team Assignment Summarizing and
    Presenting Data (2 Sets)
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  • This tutorial contains 2 different Sets of papers
  • 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.

27
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 4 DQ 1
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  • 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?

28
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 4 DQ 2
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  • 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?

29
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 4 DQ 3
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  •   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?

30
QNT 351 Something Great/Uophelp.Com
  • QNT 351 Week 4 DQ 4
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  • 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?

31
QNT 351 Something Great/Uophelp.Com
  • 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.

32
QNT 351 Something Great/Uophelp.Com
  • 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

33
QNT 351 Something Great/Uophelp.Com
  • 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.

34
QNT 351 Something Great/Uophelp.Com
  • 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.

35
QNT 351 Something Great/Uophelp.Com
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