Statistics Writing Assignment

Problem description: You oversee a manufacturing facility that produces an automotive part (steel shaft for the gearbox). The acceptable dimension of the shaft is  2.5±0.05 inches in diameter with the most desirable product having a diameter of exactly 2.5 inches. Two vendors are trying to sell your company, Automotive Parts Corporation, their machines for the shaft-machining task. You have been asked to assess the machines from each vendor, and to make a recommendation for a machine vendor supported by a justification for your decision. You asked both vendors to supply data on the machining accuracy of their machines for the given task.  Both vendors machined 100 shafts, collected data, plotted histograms, fitted the histograms with normal distributions and supplied you with their findings.Let X= diameter in inches of the gearbox shaft
Ace Machines: X has a normal distribution with mean 2.48 and variance 0.001
Best Machinery: X has a normal distribution with mean 2.51 and variance 0.002When you are completing your memorandum be sure to address the following: Recommend a vendor using the given information, develop and discuss your approach (give all details including quantitative justification). Your response to this question must be directed to the audience described below.Examine the scenario as described and discuss what additional information would be helpful to make this recommendation a stronger selection, and why that information would be useful. Be careful not to negate your recommendation as you explain this.Audience:You are creating this document for the company’s Chief Operating Officer, Lin Gerard, and copying the Chief Financial Officer, Aileen Kitts. Documents involved in major financial decisions like this may also be distributed by the addressees to other executives and the corporate board members. Document:  Complete this assignment as a memorandumPreview the document. Utilize clear, professional language, including setting your Word preferences to check for a more professional level of writing.  Examples of professional language constraints would include:Utilize plain language (Links to an external site.)Links to an external site.. Develop the document around a direct,  (Links to an external site.)Links to an external site.coherent message (Links to an external site.)Links to an external site., and clear  (Links to an external site.)Links to an external site.analysis (Links to an external site.)Links to an external site. to support it.Do not use contractions, slang or colloquialisms, clichés (Links to an external site.)Links to an external site., abbreviations, or text message shortcutsFollow the guidance for a business memorandumPreview the document provided in your reading.

Complete this reading before starting on assignment 2.Writing Business Memos (Links to an external site.)Links to an external site., The Writing Center, George Mason University.  This document contains two important pieces of information to help you think about your next memorandum. First, the document discusses how to think about the kinds of audiences likely to read a business memo and what each needs from the memo.  Second, it discusses the organization and formatting of the document content.  How to Write a Business MemorandumPreview the documentThis is the guide for structuring both the document and the content of this assignment.  Statistics (Links to an external site.)Links to an external site.The University of North Carolina. This document discusses both how to read and how to present statistics.  Both these perspectives can help you think about how to present your statistics clearly and with integrity, both important to persuading your audience.   Tone in Business Writing.  (Links to an external site.)Links to an external site.Purdue Online Writing Lab

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