S&P 500 is a stock market index based on the market capitalization of 500 large companies in the U.S. Go to the FRED Economic Data website (Links to an external site.)Links to an external site. for S&P 500 and download the data for just one year.  You may choose any one-year window.   Using R, create a time series plot for the dataset. Describe the plot. Using R, fit the dataset to linear regression and moving average models. Which model do you think is a better predictive model? Explain why.   Discuss how you can improve the prediction.    

1. The four key functions of the managerial process are planning, leading, organizing, and controlling.Think about your current or former manager. Give a specific example of how your manager fulfills each role within your organization.In your opinion, which of the four activities is most important for a manager? Why?2. Leadership styles can be broken into different categories such as participatory vs. autocratic or transformational vs. transactional. Choose two leadership styles from the textbook and lesson. Using your own research and the information you have learned this week, compare and contrast the leadership styles. Include your own opinion of which leadership style would be best for your current or former workplace with a justification for that leadership style choice.-Answer each questions separate. Discussion Grading Rubric - 25 ptsCriteriaRatingsPtsThis criterion is linked to a Learning OutcomeInitial Post Content7.0 ptsAddresses all aspects of the initial discussion question(s), applying experiences, knowledge, and understanding regarding all weekly concepts.5.0 ptsAddresses most aspects of the initial discussion question(s), applying experiences, knowledge, and understanding of most of the weekly concepts.3.0 ptsAddresses some aspects of the initial discussion question(s), applying experiences, knowledge, and understanding of some of the weekly concepts.0.0 ptsMinimally addresses the initial discussion question(s) or does not address the initial question(s).7.0 ptsThis criterion is linked to a Learning OutcomeInitial Post Evidence & Sources4.0 ptsIntegrates evidence to support discussion from assigned readings OR online lessons, AND at least one outside scholarly source. Sources are credited.3.0 ptsIntegrates evidence to support discussion from assigned readings OR online lessons. Sources are credited.2.0 ptsIntegrates evidence to support discussion only from an outside source with no mention of assigned reading or lesson. Sources are credited.0.0 ptsDoes not integrate any evidence.4.0 ptsThis criterion is linked to a Learning OutcomeFollow-Up Post 14.0 ptsResponse furthers the dialogue by providing more information and clarification, thereby adding much depth to the discussion.3.0 ptsResponse furthers the dialogue by adding some depth to the discussion.2.0 ptsResponse does not further the dialogue significantly; adds little depth to the discussion.0.0 ptsDoes not respond to another student or instructor.4.0 ptsThis criterion is linked to a Learning OutcomeFollow-Up Post 24.0 ptsResponse furthers the dialogue by providing more information and clarification, thereby adding much depth to the discussion.3.0 ptsResponse furthers the dialogue by adding some depth to the discussion.2.0 ptsResponse does not further the dialogue significantly; adds little depth to the discussion.0.0 ptsDoes not respond to another student or instructor.4.0 ptsThis criterion is linked to a Learning OutcomeProfessional Communication4.0 ptsPresents information using clear and concise language in an organized manner (minimal errors in English grammar, spelling, syntax, and punctuation).3.0 ptsPresents information in an organized manner (few errors in English grammar, spelling, syntax, and punctuation).2.0 ptsPresents information using understandable language but is somewhat disorganized (some errors in English grammar, spelling, syntax, and punctuation).0.0 ptsPresents information that is not clear, logical, professional or organized to the point that the reader has difficulty understanding the message (numerous errors in English grammar, spelling, syntax, and/or punctuation).4.0 ptsThis criterion is linked to a Learning OutcomeTimeliness of Responses1.0 ptsStudent posts an answer to the initial discussion question(s) by Wednesday, 11:59 p.m. M.T.0.0 ptsStudent does not post an answer to the initial discussion question(s) by Wednesday, 11:59 p.m. M.T.1.0 ptsThis criterion is linked to a Learning OutcomeFrequency of Responses1.0 ptsPosts in the discussion on two different days.0.0 ptsPosts fewer than two different days OR does not participate at all.1.0 ptsTotal Points: 25.0

For this week's discussion:Research and report on any global business leader or a political figure (not US). What is his/her approach to negotiation? What is his/her observable emotional intelligence?All postings must include the reference material used for research. Posts that do not include a reference will not receive credit. Deliverables: 15 total pointsYour own post (8 points): 250 wordsMeaningful, applicable contentDue 11:59 pm, ThursdaySources (3 points):Each posting, your own as well as responses to other students’ postings, must include a minimum of one reference. Any post that does not include a reference will not receive credit.