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Essays 451 - 480

Example of Statistical Hypothesis Testing

The writer demonstrates the use of a hypothesis test with date that was collected by a student. The test is to determine if Faceb...

Decision Making and Economic and Statistical Assumptions

and companies take considerable time and effort to study and understand what drives consumers to make purchases and why they purch...

Statistical Reflections of Property Crime

While we fear violent crimes the most, property crimes concern us as well. Indeed, property crimes take a tremendous...

Demographic Significance in Statistical Assessments

who favor capital punishment, 86.1% are white, and just 5.6% are black. In regards to sex, 53.2% of respondents were female, and...

Labor Productivity: A Statistical View

years, there has been an increasing tendency towards specialization, even at the process level. While there are many theoretical m...

Application of Statistical Control Process es

only appears to be a link to the initial training and getting used to the process. This is supported by analysing the data....

Mode, Median, and Mean Statistical Measurements

In four pages calculating statistical measurements of median, mode, and mean are examined in terms of uses as well as the advantag...

Multiplexing and Statistical Resource Sharing

In twelve pages this paper discusses the problems of processor access and bandwidth limitations confronting networks and also co...

Human Relations and Statistical Measurements of Quantitative and Qualitative Research

In five pages this paper discusses the importance of measurement consistency in a consideration of scale unidimensionality mainten...

Statistical Test; T-Test

task undertaken by two different samples the same sample undertaking the same test under different conditions, it may also be used...

Statistical Concepts

numbers (or symbols representing numbers) that is central to the notion of numeracy. Rather, it is the ability to draw correct mea...

Subgrouping, Quality Control, and Statistical Process Control

In five pages this paper discusses control charts and their effects in an overview of the rational behind quality control subgroup...

Statistical Trends Charts Illustration

In five pages U.S. trend charts that display economic information from 1998 are discussed and include a five year national deficit...

Adolescent Suicide and Statistical Research Design

In nine pages this paper discusses programs for preventing adolescent suicide in a consideration of a research design in which an ...

Statistical Studies, Validity and Reliability

that is, "causal" questions are those which would compare the type of activity (the cause) with the effect of that cause. This ty...

Analyzing a Statistical Information Article

that it changed in relationship to the attractiveness of the presenter (Utton, 2002). In the study, as many as three quarters of t...

Wilson Tire Quality Statistical Assessment

are likely to last longer than tires that gain 20,000 in six months of heavy, sustained highway driving. Any study that does not ...

Gas Additive Effectiveness Statistical Evaluation

as many mechanical ways as possible, ensuring that car size, motor size, maintenance level and other factors are similar across al...

Eleven Multiple Choice Statistical Questions Answered II

5. Variance of values in #1 "A data series like 1, 2, 3, 6 has a mean equal to (1+2+3+6)/4=3. The differences...

Statistical Tools and Their Appropriate Uses

data, researchers determine an alpha level, which is basically "how willing they are to be wrong when they state that there is a r...

Simulation Model Statistical Case Study

are five main approaches to using probability. The first is the classical approach. Here there is the assumption that all outcomes...

Student Posed Questions on Statistical Errors

of the situation. For example, where there are personal points of view to be questioned and there are fears that the answers may b...

Statistical Research Project on Rates of Infant Mortality

of 7.2 (deaths) per 1,000 live births, a rate comparable to countries like Cuba (8.0), Slovakia (9.9) and Kuwait (11.5) (March of ...

Fear of Hand Sanitizer, a Statistical Sampling

time; there is now a class of staphylococcus bacteria that is resistant to all known antibiotics and has been blamed for the death...

Type I and Type II Errors and Statistical Testing Uses

to third world countries where there are problems such as hunger and famine. The development of foods that need lesser levels of w...

EPS and Gearing Statistical Test Link

allow the two figures to be taken and then assess. As there are different patterns in different industries we will choose two indi...

Departmental Statistical Examination of Employees

pie chart to present these. Using these we can see although the number look similar in the graph chart, but presenting them in...

The Growth of Online Shopping

normal years, were disappointing to retailers Editors 2009). Retailers were especially aggressive last year with slashed prices to...

The Use of SPC in Measuring Time taken to Fill a Bath

the process, as well as the areas where there may be variability. This will also help to identify the way that resources are used;...

Public Health Program

obesity, tobacco use, substance abuse, responsible sexual behavior, mental health, injuries and violence, environmental quality, i...