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# QNT275 Phoenix W3 Columbus Chemical Industries Problem Identification Paper

Watch the instructional video by clicking on the Lynda.com link. Type the title “Statistics Foundations: 2” in the Search Bar to find the video. Watch the following tutorials from Section 3:Standard Error (for Proportions) Consider the following as you watch: What is the impact of the sample size?Understand a standard error is a measure of variability. Purpose of Assignment The purpose of this assignment is to provide students the opportunity to demonstrate mastery of their ability to apply statistical concepts to business situations to inform data-driven decision-making. The project is a 3-week project, with part 1 in Week 3, part 2 in Week 4, and part 3 in Week 5. In Week 3, students identify the organization, problem, research variable, methods for collecting data, and show mastery of validity and reliability as applied to data-collection methods.Resources: Week 3 Videos; Week 3 Readings; Statistic Lab Tutorial help on Excel and Word functions can be found on the Microsoft Office website. There are also additional tutorials via the web offering support for Office products. Assignment Steps Identify a business problem or opportunity at a company where you work or with which you are familiar. This will be a business problem you use for the individual assignments in Weeks 3-5. It should be a problem/opportunity for which gathering and analyzing some type of data would help you understand the problem/opportunity better. Identify a research variable within the problem/opportunity that could be measured with some type of data collection.Consider methods for collecting a suitable sample of either qualitative or quantitative data for the variable.Consider how you will know if the data collection method would be valid and reliable. Develop a 1,050-word analysis to describe a company, problem, and variable including the following in your submission:Identify the name and description of the selected company.Describe the problem at that company.Identify one research variable from that problem. Describe the methods you would use for collecting a suitable sample of either qualitative or quantitative data for the variable (Note: do not actually collect any data).Analyze how you will know if the data collection method would generate valid and reliable data (Note: do not actually collect any data). Format your assignment consistent with APA guidelines. They also recommend these videos from Lynda.comWatch the instructional video by clicking on the Lynda.com link. Type the title “Statistics Foundations: 2” in the Search Bar to find the video. Watch the following tutorials from Section 3:Standard Error (for Proportions) Consider the following as you watch: What is the impact of the sample size?Understand a standard error is a measure of variability. Watch the instructional video by clicking on the Lynda.com link. Type the title “Statistics Foundations: 2” in the Search Bar to find the video. Watch the following tutorials from Section 3:The Central Limit Theorem Consider the following as you watch: What are characteristics of a normal distribution?Describe are data distributed in large and small samples. Watch the instructional video by clicking on the Lynda.com link. Type the title “Statistics Foundations: 2” in the Search Bar to find the video. Watch the following tutorials from Section 4:What Is a Confidence Interval? Consider the following as you watch: How do you calculate the mean and error of a sampling distributionWatch the instructional video by clicking on the Lynda.com link. Type the title “Statistics with Excel Part One” in the Search Bar to find the video. Watch the following tutorials from Section 8: Central Limit Theorem Consider the following as you watch: Describe in what way probabilities help estimate parameters to test a hypothesWatch the instructional video by clicking on the Lynda.com link. Type the title “Statistics with Excel Part One” in the Search Bar to find the video. Watch the following tutorials from Section 8: Central Limit Theorem Consider the following as you watch: Describe in what way probabilities help estimate parameters to test a hypothesis

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