DISCUSSION Scarborough, N. M., & Cornwall, J. R. (2018). Essentials of Entrepreneurship and Small Business Management (9th ed.). Pearson Education (US). https://reader2.yuzu.com/books/9780134742656 YOU NEED TO FIND THE BOOK ABOVE AND ANSWER THE QUESTIONS AS FOLLOWS: First, from Chapter One, choose the most important skill and/or attribute which you think a small business owner must possess […]
Why do we designate one of the candidate keys of a relation to be the primary key? Discuss the characteristics of relations that make them different from ordinary tables and files.
Data Analytics 5.1Define the following terms as they apply to the relational model of data: domain, attribute, n-tuple, relation schema, relation state, degree of a relation, relational database schema, and relational database state. 5.2. Why are tuples in a relation not ordered? 5.3. Why are duplicate tuples not allowed in a relation? 5.4. What is […]
Based on the results in a., which row (stock) would you buy and sell and why (if you believe history repeats)? Explain how would you use the skewness (first column attribute) to decide about buying or selling a stock.
Decision making based on historical data This project reflects the basics of data distribution. The project topics relate to the definitions of variance and skewness. Cover in the project the following: 1.Explain the variance and skewness a.Show a simple example of how to calculate variance and then explain the meaning of it. b.Show a simple […]