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Essays 121 - 150

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...

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...

Sex Survey Statistical Analysis

analysis show to be untrue. Using linear regression and correlation, one can see that some of the numbers given in Ms. Smiths ar...

Nursing Research Statistics' Questions

The non-technical interpretation of the results of a study is presented and assessed in the Discussion section. The Introduction ...

Measuring Body Temperature

thermometer in the same areas. Thus the problem lies in determining which of the types of available thermometers is more ac...

Business Decision Research, Z Tests and T Tests

The alternative hypothesis is the opposite, then, that there is a difference between these two populations based on regionality. ...

Outline for Research Utilizing Existing Data

This paper presents a research outline for a research proposal provided by the student. The research proposal is for an ex post f...

T-Tests and ANOVA

This is a three page paper in which the writer looks at ANOVA and t-tests. The concept of statistical significance is explored. Pa...

Statistics in Business Decisions

null hypothesis and if they has to be rejected we will accept the hypothesis with the use of statistical analysis (Curwin and Slat...

Hypothesis Testing

study by Ferrei, et al. looked at the effects on brain tissue and neural function caused by various forms of emitted radiation, an...

Parametric Testing and ANOVA

"should not be surprised to observe things that happen only 5% of the time" ("ANOVA", 2011). In other words, a variance with P of ...

Benefits of Statistical Testing

2008). Nevertheless, it is widely acknowledged that using testing measures to screen for depression is beneficial, as this identif...

Correlation and Statistics

a rise in one variable being perfectly equal to a rise in the other variable would be a linear correlation, while changes in varia...

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...

4 ANOVA Statistics Questions Week II

In a hypothesis test, level of significance is . The null hypothesis H0 is that there is no difference between employment...

Statistics Questions and a Dissertation Plan

However, even in a growth industry there is the need for any company to compete. Michael Porter has identified two sources of comp...

Certified Registered Nurse Anesthetists, Anesthesiologistsm and Drug Abuse

to are not likely to be illicit drugs but rather the same prescribed drugs with which they treat their patients (Texas Medical Ass...

Business Investment in Saudi Arabia

it provides 75% of the budget revenues and accounts for 90-% of the countries export earnings, it is understandable why the govern...

Canada and Gender Violence

a semblance of a reason why a man might turn into a monster, and it just might be that domestic violence and substance abuse are r...

Environmental Problems Caused by the Coal Industry

United States was forced to take a good, long look at just what environmental damage had accumulated over the first half of the ce...

US and Rights for Women

a woman becomes pregnant she is urged to quit and stay home with her children, without little realization of what the loss of that...

Safety in Schools

remains a mystery. Professor Ewing has studied juvenile murders for years and has written several books about this topic (Perrita...

Prediction and Trend Analysis

then we can use then the use of an averaging tool may be useful. One of these is the use of centred moving averages. In this we ca...

Crime, Alcohol, and Drugs

In twenty pages crime and the relationships both genetic and environmental that exist between its commission and abusing substance...

Nurse Practitioner Cost Analysis

In a paper consisting of twenty five pages that includes an annotated bibliography of nine pages the addition of a staff nurse pra...

The Adult Children of Alcoholics

children living with an alcoholic parent develops psychopathology but a large percentage of them do indeed develop behavior disord...

Universal Health Care Economic Impact

States would need to assure education and training were available for qualified individuals. One thing all states could do that ...

Wary in Singapore

The government of Singapore maintains excellent information in a wealth of categories. Some Asian governments are less then forth...

Americans Obsession With Gasoline

molecules are broken up into lighter molecules by means of heat, pressure, and sometimes catalysts" (Bellis, 2009). This process...

Health Care Insurance And The Unemployed

does. Literature Search By November 2008, there were more than 10.3 million people unemployed in the United States (Families USA...