QNT 275 All Participations

https://plus.google.com/u/0/108200033792883877670/posts/dWT4sDYbQKM

 QNT/275

STATISTICS FOR DECISION MAKING

The Latest Version A+ Study Guide

 

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QNT 275 All Participations Link

https://uopcourses.com/category/qnt-275-participations/

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QNT 275 Week 1 Practice: Week 1 Discussion Question 1

Consider a decision you need to make at work or at home.

Choose one statistical tool that you read about this week.

Explain how this tool will help you make that decision.

Post your response in the discussion area.

Note: This must be original; do not use examples from the Internet.

 

QNT 275 Week 1 Practice: Week 1 Discussion Question 2

What was your impression of statistics before starting this class?  As you read the text and watch the videos, how has your perception changed?  Do you currently use statistics at work or in your personal life?  How?

 

QNT 275 Week 2 Practice: Week 2 Discussion Question 1

Research the Internet for an example of a pie chart or bar chart.

Post a copy along with its source in the discussion area.

Include a question regarding the chart for your classmates to respond to.

Respond to a classmate’s question.

 

 

QNT 275 Week 2 Practice: Week 2 Discussion Question 2

Respond to the discussion question posted by your instructor.

Post your response in the discussion area.

 

QNT 275 Week 3 Practice: Week 3 Discussion Question 1

Discuss:

What are probability distributions? Explain the process involved in standardizing a distribution.  How can we used the standardized normal distribution curve to help us make decisions?  Try to use a concrete issue when describing how you would use it.

Post your response in the discussion area.

 

QNT 275 Week 3 Practice: Week 3 Discussion Question 2

Consider the data from the Week 2 Case

Discuss the differences between quantitative and qualitative variables, drawing from examples in the Case.  Among the differences, consider graphic displays and probability distributions.  Also, consider how one might determine the mean and standard deviation of a probability distribution vs. a data set and why this metric might be important?

Post your response in the discussion area.

 

 

 

QNT 275 Week 4 Practice: Week 4 Discussion Question 1
 

How might you use a hypothesis test in your life?  Specifically, explain the nature of a hypothesis test and why we conduct them?  Set up a test for a problem you may have encountered at work.  Name the null and alternative hypothesis and how you would determine the outcome of a test.  Why is it possible to apply the results to the population?

 

 

 

QNT 275 Week 4 Practice: Week 4 Discussion Question 2
 

Reference the Week 3 Case study.

Respond to any of the following questions:

 

 

 

Regarding requirement #2: What does the mean and standard deviation mean in terms of expected sales?
 

 

Regarding requirement #2: How can this information be used to benefit the business?
 

 

Regarding requirement #3: Can you conclude whether the data is normally distributed?
 

 

Regarding requirement #4: What can be interpreted by that percentage?
 

 

Post your response in the discussion area.

 

 

 

QNT 275 Week 5 Practice: Week 5 Discussion Question 1

Reference the Week 4 Case study.

Respond to one of the following:

 

 

 

Regarding requirement #2: What impacted the Reps’ average weekly performance to be greater than the population mean?
 

 

Regarding requirement #3: Considering your hypothesis statements, provide an example of a Type I and a Type II error.
 

 

Regarding requirement #3: Considering the p-values, is a statistically significant difference between the two reps being considered for the manager’s position? Explain.
 

 

Regarding requirement #3: Who would you recommend to be promoted to Sales Manager – Rep A or Rep B?  Why?
 

 

Regarding requirement #4: Considering the outcome of the hypothesis test, is your new Sales Manager outperforming the sales force?
 

 

Post your response in the discussion area.

 
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