Statistics Essays

The samples are considered as independent due to the fact that they are extracted from two different populations of students who are studying with two different majors. The population standard deviations of the both the samples are unknown. The sample sizes

stical model to evaluate the hypothesis with two scale dependent variables, four factors which are independent variables, and three covariate, scale independent variables is ___MANOVA________________. Question 05 Based on the above results, name the covariates that are

Last two are much more precise in the measurements of data. Businesses face countless choices everyday and the right decision making is crucial for the survival and growth of the company. Statistical methods and techniques help make the

Moreover, one needs to formulate a good experimental design in order to arrive at the correct findings and that can be done only when the person knows a great deal

as opening weekend gross sales, the number of theaters a movie was shown in, and the number of weeks in which a movie stayed in the top 60 for gross sales are often used as indicators of the products financial success. With a sample of 100 motion pictures that were produced in

The author states that simple random sampling is usually costlier than systematic sampling and is used in places like internet sampling, and random digit dialing. Systematic sampling has the disadvantage of periodicity if the list has a systematic pattern similar to that of the population. This is not the case with simple random sampling.

There are certain things which the accounting department has to consider in order initiating the things accordingly. There are certain functions which are required to initiate and associated with the accounting and

h gross domestic products hence can manage to participate in many games as possible including expensive ones which small income countries can’t afford. This gives them a greater probability of more medals. The second point is on the marked host effect. This considers a

The level of between 100 and 200 has the highest frequency followed by the level of between 200 and 300 and then the level of between 0 and 100. The mean BMI for men is slightly higher than the mean for women.

The use of interviews ensures that there is no time delay between questions and the interviewer’s response; this synchronous communication answers that the answer of the interviewer is more spontaneous, without an extended reflection. Face-to-face interviews can also be recorded if the interviewees give permission, making it more accurate than writing notes.

If p ≤ α, then the null hypothesis should be rejected (Field, 2013). According to the results, 0.948 is not less or equal to 0.05.Therefore, we reject the null hypothesis at 0.05 level of

Bridges are observable accomplishments of engineering presently. Originally, the bridges were composed of relatively simpler structures purely made from easily reachable natural resources. The natural resources entail timber, stone and dirt, which were operational though they had shorter life spans thus resulting in weak structural bridges.

The data relates to the annual sales of 400 Dutch fashion stores during 1990. There are two data types on a broad basis. One is a discrete type of data that has only limited categories (maximum 10) whereas the continuous data can take any value within a range. In our study, all the variables are continuous in nature.

In a research by Nazim Ali said, “Dissatisfied employees create many problems for their organization inspite of solving it problems”. In the educational sectors, dissatisfied employees may exhibit behaviors that can lead to poor results or they may engage in counterproductive activities such as theft, poor service, sabotage of equipment.

same point in pregnancy as or earlier than Marcelle, (b) at a later point in pregnancy than Marcelle, and (c) between their due date and the point at which Marcelle gave birth. Repeat the SPSS Connection from page 105 on your computer. Copy and paste the SPSS output for the

The primary data was collected at a cell phone shop and sampled 20 selling days. A survey questionnaire filled at the shop, with a simple random sampling, where few of the consumers filled in the forms in a particular day representing a sampling frame (Norean R. Sharpe,

The outcome revealed that everybody indicated a positive response (yes) to the EVO_dev_million question. As such, the screen result indicated 1 1, as noted. Findings revealed the Cronbach alpha correlation coefficient, excluding Complex_chance equal to 0.8065. This simply means that Cronbach alpha was significant for all of the items except the Complex_chance.

The student entry characteristics affect the level of initial commitment to the institution. These include; family background, individual attributes and pre-college schooling experiences. The subsequent level of commitment to the institution is influenced by the initial level of commitment to the institution.

Determining a sample size is very important because when samples are too large they may waste a lot of time, resources and money; on the other

With consideration of exchange rate’s volatility, the HSBC offered a sure sum of money in return for the revenue of the contract. The business report presents the idea and situation whether the offer is to be

The author states that the assumption that the errors have constant variance (i.e., they are homoscedastic) is violated. There is a Funnel-In-Pattern (decreasing residual variance) as we move from left to right. Therefore, the assumption that the errors have constant variance is violated. There is no pattern in the residuals.

The response of the customers will lead to the conclusion on whether to open the Café in the College of Technology or elsewhere. This depends on the number of customers that are intending to use the products and the

The odd’s ratio for the relationship between the risk of heart disease and smoking is 1.55 which is slightly over the 1.0 value.  Since the odd ratio measures the relationship between the risk of heart disease and exposure to smoking, we can assume that the study generating these results is not biased and hence infer that the risk of heart disease is 1.55 times for cigarette smokers than for non-smokers.

limited access to important and habitual lifestyle’ (comprising the sub-themes ‘reduced social networks’ and ‘monetary handicap’) and ‘health deterioration’ as the two main factors affecting the quality of life of retirees. While age is a contributing factor to the

The linear equation takes the form of a first degree mathematical statement which has a constant that is represented with a and b represents the level of change which is taking place in the predicted variable due a change of one unit in the predictor. The linear

Descriptive statistics help a researcher to analyze the basic characteristics or features of a set of observations underlying a variable (Healey & Prus, 2009). Central Tendency and Measures of Dispersion could be considered as two sections of the subject primarily targeted towards yielding descriptive details of a given set of observations.

League of legends is fast paced and competitive online game. Additionally, it is a real-time strategy that comes with role-playing game elements whereby there are two teams of ten champions each with a unique design and play style game

Thus, decisions to own or purchase houses fully depend to these factors. Most specifically, to homeowners, policymakers and investors, focus is on the effect of

The mean u will be 3.49, with the sample distribution of the offered means being almost a normal distribution. According to the presented

s very intriguing but the moment I reach data analysis part, my mind simply pushes me to skip it and just read the words (conclusions explained in easy terminology). The problem is not about one or two people or the ones who simply don’t have that statistical brilliance, it

Somewhere between 2007 and 2008, an expected 13.5 million working days were lost to push-related nonattendance. The Management Standards were produced by the UK Health and Safety Executive to help decrease the levels of work-related anxiety and retentive working practices to keep away from the convict and to manage ported by British specialists (Redmill, 1996).

Since the manufacturers test statistic t = 1.22 is not greater than 1.7109, the operator fails to reject the null hypothesis. Thus the value of the test statistic does not fail in the critical regions. A Phillips bulb

Every year a number of cases are handled by judges in Jackson County. Some of these cases are appealed. However, some of them are upheld. In connection with this, the main aim of this study was to investigate how the judges perform based on the number of cases appealed and the number of cases reversed.

As one method, correlation and covariance matrices may be derived from numeric data columns in which there are two options: storing computation results in an auto-generated worksheet or exhibiting outcomes in a tabular form which may be filled in by color-coded values. This is limited, however, to storage in a single worksheet.

The data was collected prior to the establishment of the college, so that the results can lead to the decision on whether to establish the café or not. The data was collected through questionnaire, supplied to 225 respondents, both students and

During the first half of the spring semester, 120 male students and 120 female students in grade 10 at a public high school in a large metropolitan area in the southwestern region of the United States were randomly assigned to one of three

It is also possible to get the same results using excel. This is as per the attached spreadsheet document. Using both the formulae and the excel calculations generates the same results. However, it is easier to

the era between 1980’s and 1990’s shows that there is no link in payment gaps with women acquired skills rather on gender discrimination (Blau and Kahn, 2006). According to Hedrick (et al. 2011), there have been conventional perceptions that collective bargaining leads to

1. Read in the aloe use file and create the following variables with appropriate labels and formats. Submit the Proc Contents output for this dataset. Note: Watch out for missing values when defining these variables. 2. Aloe is commonly used to treat

The fact that longer the time patient is taking drug X, the shorter is size of the tumor depicts the relationship between these two variables. It describes the association or correlation that is found between time on taking drug X and size of the tumor such that both of these variables have a relationship with each other.

Cell Phone while Driving: In a New York Times/CBS News poll, respondents were asked if it should be legal or illegal to use hand-held cell phones while driving. One hundred forty-one said that it should be legal, and 663 said that it

Domestic violence does not discriminate on age, race, culture, religion, marital status, or sex. Here is a statistical look at the age when domestic violence begins and ends for men and women of all races. Majority of domestic violence victims are women

per is out to examine the researches on the correlation between smoking and anxiety in relation to the anxiety disorders, nicotine dependence, factors determining how anxiety impacts smoker’s habits and looks at the already researched empirical literature. Similar researches

This identifies the property of direction and magnitude only that the ordinal scale measures. The variable is measurable on the real number

A class is made up of thirty students. Five have A’s, 7 have B’s and the rest have failed. A person decides to run a survey on class performance and samples only ten students. He falls only on the

Social media channels such as Twitter, Facebook, YouTube and blogs have been found by research to increase the sales of Ford Motors, especially in this so-called ‘’Millennial Generation,’ born between the 1970s through the late 1990s (Ford, 2012). It is evident that the growth of smartphones and tablets is even higher than that of newborn babies.

These contacts are used to communicate and inform the students’ fraternity about the survey. This information can also be passed to the students using other mediums such as posters, and internet social media. However, the most common

According to the available data, the best articles the magazine could feature include real estate, balanced gender issues, and youth related issues. The responses presented in excel as ‘Yes’ and ‘No’ were coded during the analysis phase to

The measurement of the researchers was based on the equity principle. The researchers found out that the role of the criminal justice system in cases involving women and men with mental disorders fits to be described as

Results showed that there are differences in the types of food/drinks that school kids like to eat based on male and female students, and based on Cycle 1 and Cycle 2 students. More Cycle 1 students have main regular meals every day and