Since OSI model is a virtual model; based on your reading this week, why do you think the data communication industry would use the layered OSI reference model? What does modeling mean to you? How would you model something from your life now that you know about technology models? Be creative and interact with your classmates. Get started on the discussions early in the week and tell your classmates what you think about their posts.

6. In two paragraphs, describe the concept of “return versus risk,” and explain how you would use it in selecting a new investment portfolio. Explain how and why you used (or did not use) this concept when you chose your original two stocks. In your explanation, ensure that you answer the following questions: a. What would you do differently if you were to choose another two stocks for your portfolio? Explain your answer. b. What specific actions could you take in the future when choosing stock investments to reduce risk and increase the reward in your portfolio?

What is music?

What factors contribute to your understanding of music? Use the book to support your response.

What kind of music do you listen to and how does it function in your life?

Briefly discuss the various ways of classifying music.

Please help me answering these questions in a few sentences.

What tools will you use to conduct your literature review? What are the strengths and differences of each tool you chose?

In your attempt to “catch them all” you hunt the prized Pokemon, Mew and Mewtwo. As you battle them with your top 25 Pokemon, you lose every battle. However, after each battle, you notice that the hit points (HP) of Mew and Mewtwo have been reduced. The remaining HPs of Mew and Mewtwo are shown below after battling your respective Pokemon. (A higher HP remaining indicates more success in battle.) You suspect that Mewtwo is the tougher opponent, and you want to test this hypothesis at the 95% level of confidence.

Assume that before each battle, Mew and Mewtwo started with the same number of HPs.

a. State the null hypotheses for this test.

b. State the alternative hypotheses for this test.

c. What type of test will you use to test this hypothesis?

d. Describe the Type I Error for this test, and explain its implication for you as you continue your quest.

e. Describe the Type II Error for this test, and explain its implication for you as you continue your quest.

f. What is the rejection region for this hypothesis test?

g. Calculate the test statistic for this hypothesis test. What is your conclusion?

h. If you reject the null hypothesis for this test, what is the probability that you have committed a Type I Error? (i.e., find the p-value for this test.)

i. What action will you take as you continue your quest based on your conclusion.

Discuss in detail the World Trade Organization, its membership, and its function. Also explain the normal trade relations principle, national treatment, quantitative restrictions, and dumping.

You have to design a novel CPV( Concentrated photovoltaic system) system,which has three level of optical elements(or concentration).Draw and explain the system in detail.?

describe three different soil chemical or physical properties that are affected by soil organic matter content. In full detail explain how each soil characteristic is affected.

Locate two cultivars of a plant species you are familiar with. How (if possible) can morphological tests help you distinguish between the two cultivars? Explain in detail.