Around 200 words will be good enough, the vocabs do not have to be in orderA database is a piece of software that organizes, stores and retrieves information.A relational database is a particular variety of database that works by connecting tables to each other. It is the most popular form of database and the type we will discuss most in this class.Databases model your information by implementing the idea of types, attributes, and value patterns.Databases store information in a highly organized way, sort of like a file cabinet.Databases allow you to query information by asking questions about what information you have.Databases let you retrieve information so that your results can be displayed and worked with.A table in database terminology basically corresponds to a type.A column in database terminology basically corresponds to an attribute.A data type in database terminology basically corresponds to a value pattern.A database schema shows all the tables, columns and relationships in a database.Databases add values to a column or rows to a table to store information.Databases delete values from a column or rows from a table to remove information previously stored.Another term for a database row is a “record.”We already talked about querying and retrieving information, but how do those processes actually happen? To understand database querying, it's helpful to know the basics of structured querying language, or SQL.The SQL word SELECT lets you state which columns you want to retrieve.The SQL word FROM lets you state which tables you want to retrieve columns from.The SQL word WHERE lets you state which rows you want to retrieve.A template is a "blank" page into which values from a database (or other source of info) are "pasted" in.

What are some of the available functions that can be utilized in R for carrying out a one-sample and two-sample t-test? What are the differences between carrying out a t-test with equal and unequal variance? Please provide an example to illustrate your assertions.

Short Essay #2This assignment includes essay questions that require you to cite evidence or research to explain/support your answer. Your essay answers must be in your own words with paraphrasing properly source credited. Quotes in lieu of answering in your own words will not receive points.Please submit your responses as a Word document (.docx file). Make sure to number your responses so your instructor will know where one response ends and the next starts. It is not necessary to rewrite each question in your document. Each response is worth 20 possible points. Please see the attached Rubric for the grading schematic that will be used to evaluate your responses. Your responses should be approximately one-half to one page each (double-spaced) for a total of 3-6 pages (not including Title and References Pages if you choose to include them).============================================================================================================1. What does the text consider to be the major difference between Skinner and Piaget?2. Briefly contrast Bandura's view of learning with Skinner's view.3. Contrast the views of Piaget and Bandura on how children develop.4. a) Why did Vygotsky believe the "zone of proximal development" provides a better indication of students' potential than conventional achievement tests? b) In the evaluation section, the textbook author presents a Rousseauist critique of this concept. Discuss one of the points the text author makes.5. a) Describe Freud's theory of the Oedipal Crisis and its resolution in the boy and the girl. b) Summarize a major criticism of Freud's theory of the Oedipus complex (with respect to either the boy or the girl).