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QNT 351 Entire Course

QNT 351 Final Exam Guide (New)

- QNT 351 Week 1 Individual Assignment Statistics in Business
- QNT 351 Week 1 DQ 1
- QNT 351 Week 1 DQ 2
- QNT 351 Week 1 DQ 3
- QNT 351 Week 1 DQ 4
- QNT 351 Week 1 DQ 5
- QNT 351 Week 1 DQ 6

- 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.

QNT 351 Final Exam Guide

QNT 351 Week 1 Connect Problems

- 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?

- 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?

QNT 351 Week 1 DQ 1

QNT 351 Week 1 DQ 2

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

- 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

QNT 351 Week 1 DQ 4

- 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

- 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

QNT 351 Week 1 DQ 6

- 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.

- 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)

QNT 351 Week 2 Connect Problems

- 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.

- 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?

QNT 351 Week 2 DQ 1

QNT 351 Week 2 DQ 2

- 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?

- 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.

QNT 351 Week 2 DQ 3

QNT 351 Week 2 DQ 4

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

- 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

QNT 351 Week 2 Individual Assignment My StatsLab

- 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 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

QNT 351 Week 2 Learning Team Assignment Data Collection (2 Sets)

QNT 351 Week 3 Connect Problems

- 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 member’s data for the Learning Team assignments in this course.
- If using data from RES/351:
- Resources: Data collected from RES/35

- 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?

QNT 351 Week 3 DQ 1

QNT 351 Week 3 DQ 2

- 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.

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

QNT 351 Week 3 DQ 3

QNT 351 Week 3 DQ 4

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

- 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 (2 Sets)

QNT 351 Week 3 Individual Assignment Real Estate Data

- 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 doesn’t match
- Week 3 Problems

- 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.

QNT 351 Week 3 Team Assignment Summarizing and Presenting Data (2 Sets)

QNT 351 Week 4 DQ 1

- 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.

- 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

QNT 351 Week 4 DQ 3

- 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?

- 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

QNT 351 Week 4 Individual Assignment MyStatsLab 14-Problems (2 Sets)

- 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 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 doesn’t doesn’t match
- Week 4 Problems

QNT 351 Week 4 Individual Assignment Real Estate Data

QNT 351 Week 4 Individual Assignment Real Estate Data

- 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.

- 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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