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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Final Exam Guide
QNT 351 Final Exam Guide (New)

• 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?

• 1) The main purpose of descriptive statistics is
  to
• 2) The general process of gathering, organizing,
  summarizing, analyzing, and interpreting data is
  called

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 1 DQ 1
QNT 351 Week 1 Connect Problems

• 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?

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

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QNT 351 Week 1 DQ 3
QNT 351 Week 1 DQ 2

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

• 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 5
QNT 351 Week 1 DQ 4

• 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.

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 1 Individual Assignment Statistics
in Business (2 Sets)
QNT 351 Week 1 DQ 6

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

• 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 2 DQ 1
QNT 351 Week 2 Connect Problems

• 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?

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 2 DQ 3
QNT 351 Week 2 DQ 2

• 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

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

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 2 DQ 5
QNT 351 Week 2 DQ 4

• 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?

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 2 Learning Team Assignment Data
Collection (2 Sets)
QNT 351 Week 2 Individual Assignment My StatsLab

• QNT 351 Week 2 Individual Assignment My StatsLab
  10 Problems
• Week 2 Problems
• 1.Choose the correct answer bellow
• A. It is an estimate or prediction or some other
  generalization about a population based on
  information contained in a sample

• 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.

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 3 DQ 1
QNT 351 Week 3 Connect Problems

• 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.)

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 3 DQ 3
QNT 351 Week 3 DQ 2

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

• Week 3 DQ3
• What are the basic differences between a discrete
  and a continuous distribution?

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 3 Individual Assignment My StatsLab
14-Problems (2 Sets)
QNT 351 Week 3 DQ 4

• 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 Individual Assignment My StatsLab
  14-Problems
• This tutorial contains 2 Sets of stats lab
  problems also
• This tutorial contains excel file which can be
  used to solve your lab problems even if the
  values doesnt match

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 3 Team Assignment Summarizing and
Presenting Data (2 Sets)
QNT 351 Week 3 Individual Assignment Real Estate
Data

• 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.

• 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

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 4 DQ 1
QNT 351 Week 4 DQ 2

• 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?

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 4 DQ 3
QNT 351 Week 4 DQ 4

• 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?

• 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 Slingshot Academy/ snaptutorial.com
QNT 351 Week 4 Individual Assignment MyStatsLab
14-Problems (2 Sets)
QNT 351 Week 4 Individual Assignment Real Estate
Data

• QNT 351 Week 4 Individual Assignment MyStatsLab
  14-Problems
• This tutorial contains 2 Sets of stats lab
  problems also
• This tutorial contains excel file which can be
  used to solve your lab problems even if the
  values doesnt match

• 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.

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 4 Learning Team Reflection (2 Sets)
QNT 351 Week 5 Indivdiual Assignment MyStatsLab
Problems

• 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

• QNT 351 Week 5 Individual Assignment MyStatsLab
  Problems

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QNT 351 Slingshot Academy/ snaptutorial.com
QNT 351 Week 5 Individual Assignment Real Estate
Data
QNT 351 Week 5 Learning Team Assignment Analyzing
and Interpreting Data Paper and Presentation

• 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.

• If using RES/351 data
• Ask your instructor for specific information
  regarding the analysis you are required to
  perform for your data set.

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