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MATH 533 All Discussions-Latest 2017 November
Question
MATH533 Week 1 Discussion 1 & 2 Latest 2017 November dq 1
WEEK 1: STUDY AND SAMPLE DESIGN 22 unread replies.1414 replies. A company makes men's button-up dress shirts and is considering changes to its design. How might the company go about finding a good sample of individuals? These decisions would include method of sampling, location of sampling, population to consider, and number in sample, in addition to any other considerations. dq 2
WEEK 1: GRAPHING DATA 33 unread replies.66 replies. For this discussion, you will use VoiceThread technology. Under the Introduction and Resources area there is a link to VoiceThread that includes videos on how to use this technology. For this discussion, first find or create a data set. Then, create a graph from those data. Your post should be a VoiceThread that explains how you created the graph and why you selected the graph that you did. In your responses to other students, discuss the type of data as well as what other graphs could be completed with those data and while VoiceThread technology does not need to be used in the replies, but you are always welcome to use it!
MATH533 Week 2 Discussion Latest 2017 November WEEK 2: CHANGING PROBABILITIES INTO CONDITIONAL PROBABILITIES 77 unread replies.3030 replies. Describe a situation where you see probabilities or might see probabilities. Then present this probability as a conditional probability. In response, other students can make assumptions about the conditional probability table that could accompany such a situation and pose a question for a specific probability. Finally, a third student can show the work of solving the probability. Your first post should start a new probability discussion only!
MATH533 Week 3 Discussion Latest 2017 November
WEEK 3: DETERMINING A NORMAL DISTRIBUTION 55 unread replies.2525 replies. When trying to determine probabilities, one must first assess whether the variable would have a normal distribution. Using the tools from this course, what are some methods that could be used to determine whether a variable has a normal distribution?
MATH533 Week 4 Discussion Latest 2017 November WEEK 4: CONFIDENCE INTERVALS IN BUSINESS 44 unread replies.1818 replies. Consider when businesses might use confidence intervals to estimate values, such as in sales projections, marketing results, and so forth. Describe a business decision that could be helped with confidence intervals. Be specific! Then create a problem with numbers from which another student could calculate a confidence interval and make a decision.
MATH533 Week 5 Discussion Latest 2017 November WEEK 5: HYPOTHESIS TESTING 99 unread replies.2525 replies. For this discussion, create and post a 1-2 minute VoiceThread describing a real-world example of when a hypothesis test could be used. Your VoiceThread should also include a numerical example for another student to work through in their response. The example can use real data or data that you make up such as values for the mean, standard deviation, and sample size. In your responses to other students, show the work and describe any Excel formulas you use to solve that hypothesis example. VoiceThread technology does not need to be used in the replies, but you are always welcome to use it!
MATH533 Week 6 Discussion 1 & 2 Latest 2017 November dq 1
WEEK 6: REGRESSION ANALYSIS 44 unread replies.2121 replies. Suppose you are given data from a survey showing the IQ of each person interviewed and the IQ of his or her mother. That is all the information that you have. Your boss has asked you to put together a report showing the relationship between these two variables. What could you present, and why?
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WEEK 6: PREPARING FOR FINAL 22 unread replies.1212 replies. For this discussion, you will use VoiceThread technology. Under Course Home there is a link to VoiceThread that includes videos on how to use this technology. Work together as a group of three or four to create ideas for organizing and preparing for the final exam. Consider ideas for how to organize notes, review topics, and what problems to do in order to prepare. In a 1-2 minute VoiceThread, include a screen shot of the discussion that shows the participants as well as a presentation of the ideas created by the group. The group VoiceThread will count as a first post for each participant in the group. In your individual responses to other groups, discuss why you might follow those suggestions or
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what tweaks you might make to the ideas to suit your learning style.VoiceThread technology does not need to be used in the replies, but you are always welcome to use it!
MATH533 Week 7 Discussion Latest 2017 November WEEK 7: MULTIPLE REGRESSION VARIABLES 22 unread replies.1919 replies. Research has found that completing an ethical course in school or business significantly predicts more ethical behavior. In addition to how many ethical courses were taken, the study also included the independent variables of gender, age, and certain personality characteristics. Ethical behavior was based on answers to next steps based on vignettes that did not have an obvious ethical outcome. How might this study be improved, and what other variables could be considered? Noel, C. Z. J., & Hathorn, L. G. (2014). Teaching ethics makes a difference. Journal of Academic and Business Ethics, 8. Retrieved from http://www.aabri.com/manuscripts/131661.pdf
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