Statistical Investigation into Rollercoaster Data I am going to be completing a statistical investigation from some collected data. This will be obtained from a World Rollercoaster Database. The information that can be seen from the database about an individual rollercoaster is: which country designed it, when it opened, its height, its length, its max speed, the ride time, and the thrill factor out of 10. I am going to investigate whether the fastest rides are the most exciting. I would
4.8. Statistical analysis The collected data groundwork and data analysis are the two segments in the statistical analysis. These two parts are presented in the following sub sections. 4.8.1. Data groundwork The responses gathered through the research instrument were entered numerically into SPSS 16 software. All the key variables were identified as scale measures in SPSS as the five point Likert scale used in the research instrument. All the cases were screened for missing values and ensure the
and will probably develop PTSD or ASD, there is no precedent for how to treat them. The only tool that can be used at these times is the Diagnostic and Statistical Manual (DSM), to classify the disorder. No real solution exists for a treatment process for an incident of this scale. The three journal articles I will be using show statistical data about how people dealt with these experiences and what percent of them developed PTSD or ASD. They also show how many people showed signs of these disorders
that I had a genuine interest to applying mathematical and statistical theories to real-world concerns. Hey, even Twain the skeptic realized the importance of balancing the cargo on shallow, difficult-to-navigate riverboats so that the port and starboardsides were equally laden-he even advised the captains to part their hair down the middle so that the weight was perfectly distributed!
Statistical Investigation Introduction I have chosen to do this statistical coursework that uses data from 'Mayfield High School.' Although this is a fictitious school, the data is based on a real school. As the data has been collected for me, it is called secondary data. I believe that this coursework will allow me to illustrate my ability to handle data, use specific techniques and apply higher level statistical maths by being able to use a variety of methods in order to analyse
evaluation of statistical results. This paper consists of reflection
about the basic descriptive data elements that are needed to answer the question I previously posed, it is important to understand what we mean by descriptive statistics. Descriptive statistics describe the features of the data collected. In other words, descriptive statistics describe “what” the data looks like, but it does not tell you why or how data elements interact or influence one another. Descriptive statistics provide a defender with summaries about the data collected and these summaries
Introduction American Statistical Association published Leveraging Statistics with Computer Science to Transform Science and Society in 2014. The primary author, Cynthia Rudin, explains how statistical analysis benefits different scientific fields using computers to collect Big Data, gathering large amounts of data pertaining to the specific topic, and do computations on the gathered data. This analysis helps the research of all disciplines such as biological sciences, healthcare, and civic infrastructure
as a guide on how to change or manipulate statistical numbers. However, if statistics are not presented properly or perhaps purposely misleading people, this book will help readers question or form their own opinions from data. Most people simply are not that interested when you hear the word statistics and many times people do not believe the numbers presented. This mistrust occurs most often for two reasons: the person not being able to see the raw data and where or how it was collected and the
number of processes in order to establish credible data to ensure the validity and appropriateness of how it can be used in the future. For the healthcare industry, this has provided the ability to create and form new types of interventions in order to give adequate care across a of number of fields within the system. Research then, has been an essential part in providing definitive data, either by disproving previous beliefs or confirming newly found data and methods. Moreover, research in itself contains
Statistics contains the development of procedures and tests that are used to describe the variability characteristic in data, the odds of certain outcomes, and the fault and doubt related with those outcomes. Some statistics are influenced, some are based on beliefs, and some are false. A frequent misunderstanding is that statistics gives a degree of proof that something is accurate. As an alternative, statistics provide a measure of the probability of observing a certain outcome. It is easy to
quantitative data and relevant business intelligence, is available to businesses and business partners. This new form of information is known as “big data,” which according to Viktor Mayer-Schonberger and Kenneth Cukier is not merely the ownership of large amounts of data, but also the “ability of society [including businesses] to harness information in novel ways to produce useful insights or goods and services of significant value.” A key example given by Cukier and Mayer in their book Big Data, is the
sufficient. However, eleven percent of cases (36,839) were removed due to missing data on one or multiple factors, which was a threat to the generalizability of the findings. I think the method used to deal with the missing data was not appropriate. An analysis of the pattern of the missing data was necessary and methods of managing the missing data should be based on an overall consideration of the pattern of missing data, how much was missing, and why it was missing. I am interested in the conceptual
be generating large amount of complex data ranging from different entities including patients , hospitals resources, disease records etc. Recently, there has been tremendous increase in the application of informatics to health care which is defined as science of information, the practice of information processing, and the engineering of information systems The growing adoption of information technologies in healthcare and the availability of more patient data and related healthcare variables provide
this SPSS final assignment, we will follow our step by step to create supporting statistical output that will include graphs and tables that will assimilate our text and the appropriate data set in their correct place within our research document. Then analyze and explain each section and the variables so that we can gain a much better understanding of the one-way ANOVA and GPA. Description of Data File For our data set, we will explore the association amongst quiz 3 and the section that was given
My long-term career goal is to establish my own data analytics company that specializes in applying advanced analytics tools to solving complex real-world problems. Having worked as a financial analytics analyst for more than 6 months at Enova Financial, a Chicago-based consumer online financing firm, my passion towards data analytics grew stronger. Ranging from basic data query and reporting to predictive modeling and optimization, data analytics has played an important role in today’s world. Since
mispriced stock prices? Why do managers try to hide bad news in footnotes? And why do regulators try to prevent them from doing this? Robert J. Bloomfield presents an alternative to EMH called the Incomplete Revelation Hypotheses. IRH suggests that statistical data which is more costly drives fewer trading interest. Therefore information that is more costly to extract from publicly available information is not fully reflected in the market prices. Information is hidden due to noise traders trading randomly
including hiring the people who are smart about statistics and analysis to be able to interpret the data that firm has collected, as well as being able to determine the exact data that needs to be accumulated from the entire enterprise and even the industry to best direct the approach of the business (Davenport,2006). Davenport expresses the need for a widespread use of modeling to take the basic statistical data to a new level. By generating predictive models firms become better able to determine the places
Introduction A century ago, divorce was nearly non-existent due to the cultural and religious pressures placed upon married couples. Though over time Canadians have generally become more tolerate of what was once considered ‘mortal sin’, marital separation and divorce still remain very taboo topics in society. Political leaders are frowned upon when their marriages’ crumble, religions isolate and shun those who break their martial vows and people continue to look down on those who proceed to legally
Holt exponential smoothing modelling Simple exponential smoothing does not do well when there is a trend in the data, which is inconvenient. In such situations, several methods were devised under the name "double exponential smoothing" or "second-order exponential smoothing", which is the recursive application of an exponential filter twice, thus being termed "double exponential smoothing". This nomenclature is similar to quadruple exponential smoothing, which also references its recursion depth