Performance of Random Testing Through Markov Chain Monte Carlo Methods Bo Zhou‚ Hiroyuki Okamura‚ Member‚ IEEE‚ and Tadashi Dohi‚ Member‚ IEEE Abstract—In this paper‚ we propose a probabilistic approach to finding failure-causing inputs based on Bayesian estimation. According to our probabilistic insights of software testing‚ the test case generation algorithms are developed by Markov chain Mote Carlo (MCMC) methods. Dissimilar to existing random testing schemes such as adaptive random testing‚ our approach
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Lainey Sullivan Evaluation Paper Standardized Testing Standardized tests are a common and popular way to evaluate the academic achievements of students‚ teachers and school districts. They are used in many areas such as the army‚ civil service‚ medicine and so on. Standardized tests are most widely used in the field of education to assess the academic performance of students. Two commonly known types of standardized tests in the United States are the SAT and the ACT. The SAT evaluates skills
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Comparison of penetration testing tools for web applications Frank van der Loo Supervisor: Erik Poll Research number: 653 Student number: 0314005 August 15‚ 2011 Executive summary Testing the security of web applications with automated penetration testing tools produces relatively quick and easy results. However there are a lot of such tools‚ both commercial and free. In this thesis a selection of such tools are tested against a number of dierent test cases to compare the tools
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Standardized Testing in Schools 102 December 16‚2012 Bryan Dunston Standardized tests are administered in all schools across the U.S. in lieu of the Elementary and Secondary Education Act of 1965 and the No Child Left Behind Act of 2001. According to these laws‚ schools have to administer standardize tests to qualify for various types of licensing and grants. For instance‚ a certain percentage of the students in public schools must pass the standardized tests to be allowed federal support
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Synthesis Essay on Standardized Testing Standardized testing in the United States started in the mid- 1800’s (Standardized Tests - ProCon.org). This kind of testing was originally created to measure students’ performance and progress in school (Standardized Tests - ProCon.org). In recent years‚ the public school system has relied heavily on the information this test provides‚ in doing so creating controversy. Other than being a student myself‚ and participating in multiple standardized exams such
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Australia and New Zealand are subject to this cruel testing each year. Most of these animals are also subject to extreme amounts of pain or stress during these experimental procedures. What I struggle to understand‚ is why animals are able to be treated and tortured in this cruel way without anyone blinking an eye‚ but these experiments are considered too risky to test on humans. While researching this topic‚ I found a quote that I think sums up animal testing perfectly. “Ask the experimenters why they
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Alternatives to Standardized Testing Standardized testing has a detrimental and counterproductive effect on kids in the traditional education setting. It objectifies kids and ranks them according to an arbitrary scale that is not customized to fit individual students and their disparities in learning styles. There is significant evidence and numerous studies that show standardized testing’s negative effects on grade school level students. Other methods should be investigated and pursued instead
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Hypothesis testing I Kevin Soo Outline • • • • Theory and the research process What is a hypothesis? Hypothesis testing Statistical models Theory and the research process Theory • A belief – Can be true or false – P (belief) • A proposed/possible explanation for something – ‘Some students do poorly at statistics because they have less exposure to mathematics’ – ‘Women don’t date me because I’m ugly’ – ‘Manchester United lost the Premier League because they struggled with injury
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Release date: 27 April 2014 Submission date: 9 May 2014 TUTORIAL ON HYPOTHESIS TESTING (1) Basic Concept 1. State the null and alternative hypothesis for each conjecture : a. A researcher thinks that if expectant mothers use vitamin pills‚ the birth weight of the babies will increase. The average birth weight of the population is 3.0kg. b. An engineer hypothesizes that the mean number of defects can be decreased in a manufacturing process of compact disks by using robots instead of humans
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Hypothesis Testing The sole purpose of hypothesis testing is to determine whether or not research that has been collected is proved or disproved; usually allowing up to a 5% error factor. By using this 5% margin of error a researcher can consider the question of research being conducted is proven. There are five steps to be followed in doing hypotheses testing. The steps are: developing the research question‚ specifying between null and alternative hypotheses‚ calculating the statistic‚ computing
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