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For more course tutorials visitwww.uophelp.comQNT 275 Week 1 Individual Assignment Statistics in BusinessQNT 275 Week 1 DQ 1QNT 275 Week 1 DQ 2QNT 275 Week 1 DQ 3QNT 275 Week 2 Activity Data SetQNT 275 Week 2 Individual Assignment Business Decision Making Project, Part 1QNT 275 Week 2 DQ 1

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QNT 275 Education Begins/uophelp.com

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## QNT 275 Education Begins/uophelp.com

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QNT 275 Entire Course

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• QNT 275 Week 1 Individual Assignment Statistics in Business

• QNT 275 Week 1 DQ 1

• QNT 275 Week 1 DQ 2

• QNT 275 Week 1 DQ 3

• QNT 275 Week 2 Activity Data Set

• QNT 275 Week 2 Individual Assignment Business Decision Making Project, Part 1

• QNT 275 Week 2 DQ 1

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QNT 275 Week 1 DQ 1

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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.

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QNT 275 Week 1 DQ 2

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• elect four variables, other than what your fellow students have already selected, that could be measured by nominal, ordinal, interval, and ratio scale. Classify them by measurement scale and select descriptive statistics that can be used to summarize data. Use the following table when posting your response:

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QNT 275 Week 1 DQ 3

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• How do we define measurement? What are various levels of measurement? How do you select measurement levels when developing a survey or data collection tool? Explain with examples.

### QNT 275 Education Begins/uophelp.com

QNT 275 Week 1 Individual Assignment Statistics in Business

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• Write a 300-word summary that addresses the following criteria:

• Define statistics.

• Identify different types and levels of statistics.

• Describe the role of statistics in business decision-making.

• Provide at least two examples or problem situations in which statistics was used or could be used.

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QNT 275 Week 2 Activity Data Set

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• Resource: University Material: Data Set

• Review the age and gender data in the data set.

• Display gender information in a chart and plot age data in a box plot.

• Calculate the appropriate measure of central tendency and variability for the age and gender. What conclusion can you draw from the data?

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QNT 275 Week 2 DQ 1

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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.

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QNT 275 Week 2 DQ 2

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• What are the various methods one can use to identify the shape of data distribution collected for research study? Why it is important to know the shape of distribution? How it can be used in decision making? Provide examples other than those already posted in class.

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QNT 275 Week 2 DQ 3

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• Select an article from a news magazine or research journal where data is displayed in a pie or bar chart. Describe the data displayed in the chart and what conclusion you could draw.

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QNT 275 Week 2 Individual Assignment Business Decision Making Project, Part 1

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• Based on your Week 2 collaborative learning team discussion, submit, individually, a 350- to 700-word description based on the collaboration of the team's company and problem for instructor approval.

• Format your paper consistent with APA guidelines.

• Submit completed assignment to Plagiarism Checker in University Library

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QNT 275 Week 3 DQ 1

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• An oil change shop advertised to change oil within 15 minutes. Based on the data collected on a typical day, what is the probability that oil change will take 15 minutes or less time? Based on the data, do you think the business claim is valid? Explain why or why not.

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QNT 275 Week 3 DQ 2

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• What are some conditions under which business decisions are made using subjective probability concepts? Provide at least two examples of subjective probability.

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QNT 275 Week 3 DQ 3

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• What are the characteristics of standard normal distribution? The HR department of an organization collects data on employees' age, salary, level of education, gender, and ethnicity. Which data do you think is more likely to follow normal distribution? Explain why.

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QNT 275 Week 3 Individual Business Decision Making Project, Part 2

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• Based on your Week 3 collaborative learning team discussion, submit, individually, a 350- to 700-word summary of the work completed by your team.

• Format your paper consistent with APA guidelines.

• Submit completed assignment to Plagiarism Checker in University Library.

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QNT 275 Week 4 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.

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QNT 275 Week 4 DQ 2

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• Does correlation equal causation? Does the strength of correlation depend on the direction? What is the meaning of a zero correlation? Explain your answers.

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QNT 275 Week 4 DQ 3

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• What are the requirements that must be met for a regression analysis? What happens if these requirements are violated? Why is analysis of residuals important?

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QNT 275 Week 4 Individual Business Decision Making Project, Part 3

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• Based on your Week 4 collaborative learning team discussion, submit, individually, a 350- to 700-word summary of the work completed by your teamFormat your paper consistent with APA guidelines.Submit completed assignment to Plagiarism Checker in University Library.

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QNT 275 Week 5 DQ 1

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• How would you select appropriate statistical tests for analysis research data? What aspects of research questions or data types are relevant considerations in choosing your tests? Why?

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QNT 275 Week 5 DQ 2

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• How do you know you have validated a research study based on data gathered from primary or secondary sources? Have you been involved with any product test-marketing project? Explain. How did the resulting statistics affect the product's marketing strategy? How can organizations skew the statistical outcomes of their business research?

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QNT 275 Week 5 Team Assignment Business Decision Making Project, Final

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• Based on your Week 5 collaborative learning team discussion, prepare a 7- to 9-slide Microsoft® PowerPoint® presentation for the senior management team along with a supplemental written report of no more than 1,400 words to present your findings.

• Include the following in your presentation:

• What is the business problem or opportunity?

• Why is it important?

## QNT 275 Education Begins/uophelp.com

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