Friday, April 4, 2014

Would you recommend using a z-test, a t-test, or an ANOVA for the analysis? Explain your answer.

In this discussion, you will evaluate a research question and determine how that question might best be analyzed.  To do this, you will need to identify the appropriate application of course specified statistical tests, examine assumptions and limitations of course specified statistical tests, and communicate in writing critiques of statistical tests.
A researcher wishes to study the effect of a new drug on blood pressure.  Consider and discuss the following questions as you respond: 
  • Would you recommend using a z-test, a t-test, or an ANOVA for the analysis?  Explain your answer.
  • What would your choice of test depend on?  For the test you select, explain your design and your comparison groups. 
  • Would the hypothesis be directional or non-directional? 
  • Would the test be one-tailed or two-tailed? 
  • What would be the null and what would be the alternative hypothesis?

Cognitive Effects of Risperidone in Children with Autism and Irritable Behavior

Read the article "Cognitive Effects of Risperidone in Children with Autism and Irritable Behavior," and identify the research questions and/or hypotheses as they are stated. Consider the following questions: What are the variables (sample sizes, population, treatments, etc.)? How was the analysis of variance used in this article (and what type of ANOVA was used)?
Write a two- to three-page paper presenting the information listed below.  In addition, provide a title page and reference page in APA style.  Cite any references made to the article within the body of the paper in APA style. Your paper should begin with an introductory paragraph (including a thesis statement) and end with a concluding paragraph summarizing the major points made in the body of the paper and reaffirming the thesis.
The body of your paper must:
  1. Determine what question(s) the authors are trying to answer by doing this research.
  2. Determine the hypothesis being tested and the concepts that were applied in this process.
  3. Evaluate the article and critique the statistical analysis employed in the study.  Would you have included more and/or different variables? Explain your answer.
  4. Examine the assumptions and limitations of the statistical study. What would you have done differently in this case? Explain your answer.
  5. Identify how the authors applied statistical testing to the problem.
  6. Interpret the findings of the author(s) using statistical concepts.


Access the Critical Thinking Community website for tips on how to formulate your thoughts and discussion of these questions in a logical and meaningful manner.

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Writing the Article Critique


The Assignment:
  1. Must be two to three double-spaced pages in length (excluding title and reference pages), and formatted according to APA style as outlined in the Ashford Writing Center.
  2. Must include a title page with the following:
    1. Title of paper
    2. Student’s name
    3. Course name and number
    4. Instructor’s name
    5. Date submitted
  3. Must document all sources in APA style as outlined in the Ashford Writing Center.
  4. Must include a separate reference page formatted according to APA style as outlined in the Ashford Writing Center.

international trade is a complex area of study. Effects of policies, currencies, tariffs, trading arrangement, and other variables not only impact a country but a region and the global economy.

international trade is a complex area of study. Effects of policies, currencies, tariffs, trading arrangement, and other variables not only impact a country but a region and the global economy. Examine the monetary aspects of international trade. Explain two monetary effects for balance of payment, foreign exchange, and exchange rate determination.international trade is a complex area of study. Effects of policies, currencies, tariffs, trading arrangement, and other variables not only impact a country but a region and the global economy. Examine the monetary aspects of international trade. Explain two monetary effects for balance of payment, foreign exchange, and exchange rate determination.

How can you determine if a firm is a not-for-profit-organization or governmental?

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Explain your personal leadership style through the use of leadership and personality assessments.

  • Explain your personal leadership style through the use of leadership and personality assessments.
Instructions
Chapter 2 of your text explores how to determine your own leadership style. Using the tools mentioned in the text, conduct a self-assessment of your leadership style and skills. You must reference at least two of the tools from the text. You should also include at least three supportive references in your paper, with at least one being an outside peer-reviewed source. The paper should be 4–5 pages in length, and in APA format.

How do you define strategic planning? What are some differences between strategic and financial planning? What financial problems might an organization encounter when implementing a strategic plan?

1.   Week Two DQ1

How do you define strategic planning? What are some differences between strategic and financial planning? What financial problems might an organization encounter when implementing a strategic plan?

2.   Week Two DQ2

What information is needed to prepare a cash budget? What is the relationship between an operating and a cash budget? Why is it important for an organization to prepare a cash budget?

3.   Week Two DQ3

What is the break-even point? What decisions does the break-even point help an organization make? What actions might an underperforming organization take to reach the break-even point?

4.   Week Two DQ4

How do you explain the use of time value of money (TVM) in business? What considerations are made when calculating TVM? How may you use TVM to create your own, or someone else’s, retirement plan?

Write response to the Ativity #4: How do family traditions and cultural legacies contribute to and/or inhibit an individual’s self-identity?

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