Nonparametric Tests Basic Concepts • Sampling Distribution • Central Limit Theorem • Parametric Tests • Non Parametric Tests • When to use Nonparametric Tests? • Important Non Parametric Tests and their Parametric Alternatives • Advantages and Disadvantages of Nonparametric Tests. Useful Tests • Test of Normality. • Chi Squared Tests • One-Sample Runs Test • Wilcoxon Signed-Rank Test • Mann-Whitney Test • Kruskal-Wallis Test • Spearman Rank Correlation Test Sampling
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Nonparametric Test Education is even more important than ever today for anyone interested in entering the world of employment with either large international corporations‚ or even local vendors serving the community within the area where one lives. In an ongoing effort by our research team to determine if the difference in the wages from our sample population of men and women‚ who have various levels of education‚ does in fact make the difference. We are looking to use an additional test to discover
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After completing the "Applying ANOVA and Nonparametric tests" simulation‚ I realize there were a few things to take into consideration when analyzing a problem. This particular exercise wanted to know the differences and causes of the variation. In order to resolved the solution‚ an individual or whoever is conducting the analysis will need to know what type of test to used‚ decide if the null hypothesis should be rejected or not‚ and make recommendation based on the collected data. Due to two
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charts are used to monitor a process‚ and the concepts that underlie their use 3. Use and interpret control charts 4. Perform run tests to check for nonrandomness in process output 5. Assess process capability * What is Quality Control? 6. A process that evaluates output relative to a standard and takes corrective action when output doesn’t meet standards * If results are acceptable no further action is required * Unacceptable results call for correction
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Applying ANOVA and Nonparametric test In the simulation‚ I selected the Kruskal-Wallis test which is used when it is difficult to meet all of the assumptions of ANOVA. The Kruskal-Wallis test is a nonparametric alternative to one way ANOVA. This test is used to compare three or more samples‚ to test the null hypothesis that the different samples in the comparison drawn from the same distribution or from distributions with the same median. Interpretation of the Kruskal-Wallis test is basically similar
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INSTRUCTOR’S TEST BANK Chapter 1: Introduction 1 Why would a marketing major need a basic foundation in operations management? A) Marketing staff schedule work centers for most businesses B) Marketing staff must know how to design processes C) Marketing staff must be able to make decisions with the entire business in mind D) Marketing staff must understand the technical processes behind manufacturing capacity management C 2 The value of a product is defined by: A) The owner B)
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Chapter 1 Introduction to Operations Management True/False 1. Operations managers are responsible for assessing consumer wants and needs and selling and promoting the organization’s goods or services. Answer: False Page: 4 Difficulty: Easy 2. Often‚ the collective success or failure of companies’ operations functions will impact the ability of a nation to compete with other nations. Answer: True Page: 4 Difficulty: Easy 3. Companies are either producing
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Module | Type | Numbers | Pages | Module 1 | Discussion questions | 1‚3‚6 | 35-36 | | Problems | 1‚2‚5‚9‚10 | 36-38 | | Problems | 1-4 | 57-58 | 1. Can a factory be fast‚ dependable‚ flexible‚ produce high-quality products‚ and still provide poor service from a customer’s perspective? Yes‚ if a customer’s needs are not considered and does not influence strategy development‚ an organization could be delivering the wrong service or product. Even though the product or service is delivered
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The Stroop test‚ on the other hand‚ is a neuropsychological test that measures a person’s attention span in response to both visual and verbal stimulation in order to investigate individual executive functioning and potential cognitive deficits as they relate to conflict resolution and behaviors. Stroop testing is an efficient assessment for identifying appropriate and inappropriate behaviors in a conflict since it evaluates participants on levels of cognitive functioning. For example‚ according
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What is operations management and how is different from operations research? Operations Management is the set of activities that creates value in the form of goods and services by transforming inputs into outputs. The operations management of any organization involves the design‚ operation‚ and improvement of the systems that create and deliver the primary products and services of the organization. From an organizational point of view‚ operations management might be defined as the management of
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