World Applications Of Statistics ANOVA and Nonparametric Tests Essay

World Applications Of Statistics ANOVA and Nonparametric Tests - Essay Example The variance in the data may be within the realm of chance. However, there may be other factors that are affecting his sales. By analyzing a small amount of data among a few groups, a non-parametric test can show which factor is the cause of the variance. Inferences can be drawn from ANOVA from very small sample sizes and limited data. This makes it practical to use when the cost of data collection is a consideration. While larger samples will increase the power of the test, small samples can be measured by their degree of variance and further increase the power of the test if the variance is small. Another lesson learned was that the analysis of variance is so complex that it is impractical to perform on a calculator. There are many computer programs that calculate ANOVA such as Excel and SPSS. Today, this complex area of statistics can be performed on a limited budget with a minimum amount of computer software. The simulation demonstrated that meaningful information about a varianc e among groups can be tested with limited resources. The concept of using small sample sizes makes analyzing business data convenient for small-scale operations. The knowledge that it can be done with Excel makes it even more valuable, as I am moderately proficient at using it. Another key feature of ANOVA is that it can work with ordinal or interval data. This is especially useful when gathering data through a questionnaire. In addition, ANOVA is able to measure the interaction between multiple factors.

Training and Development Essay Example | Topics and Well Written Essays - 250 words

Training and Development - Essay Example Who receives the training in the organization and what are the topics? First, before conducting the training, managers are briefed on the key topics that will be covered as well as the courses to be discussed in length. Additionally, after briefings of the management, the employees are trained on the topics such as quality management, business continuity, information security and environmental management among others. What are the typical steps in the training process in your organization?The steps that I would consider when training is taking place are needs analysis. This is where the managers consider the audience program that is suited for them, their level of education among others. The next step I would incorporate is an instructional design where materials for learning are provided like video scripts, leaders guide among others. The next step that I will engage is validation where the introduction is done before a representative audience. The fourth step is implementation, whe re knowledge and skills learned, are implemented. Lastly is evaluation and follow up to make sure that the skills learned are used correctly.How are your training efforts evaluated for effectiveness and efficiency?Training efforts are evaluated for effectiveness and efficiency by the results were in the company improvement in job performance is acquired (John, 2008). The behavior of the learner’s performance following completion of the training will also indicate effectiveness and efficiency in the organization.