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Statistics Essay

Textual Statistics of the Articles from The Sun and Daily Mail: the Average Word Length
Below is the description of how I received that average, median and mode. In order to find the average I first found the sum of all the letter frequencies (from column Fx). The sum shows me how many letters all the words in the sample container. Then I divided the sum by the total number of words in the sample, which is 100.
Pages: 11 (2750 words), Essay
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Hypothesis Testing
In selecting a test statistic for a hypothesis test, a given sample has to satisfy some conditions. The first is based on the nature of the sample concerning whether it follows a normal distribution or not. In using the z or t- statistic, an assumption must be made that the data follows a standard normal distribution.
Pages: 2 (500 words), Essay
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Chi-square Distribution
The answers to possible questions from the variables could ‘yes, there is a relationship between sales and use of software’ or ‘no’.Considering the distribution of the sales force of WidgeCorp, it is convenient to assume that in each region, there are 500 sales persons which give the total of 500.
Pages: 5 (750 words), Essay
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Effect of Bcl-2 on Lung Cancer and its Results
While there was the probability of bias in the selection of subjects, this was lowered by the fact that self-selection bias was low, the control group was representative of the population producing the cases, and only subjects that required to be hospitalized were picked for the case group.
Pages: 8 (2000 words), Essay
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Mathematical Aversion
Mathematics is one of the indispensable subjects in all academic curriculums because it establishes the framework upon which other subjects are studied. Despite its value, there is an assumption that many students dislike the subject because they enroll in various classes with a preconditioned judgment that it is a tough subject.
Pages: 2 (500 words), Essay
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