SQL Facts SQL stands for Structured Query Language SQL is pronounced “sequel” SQL is declarative language SQL is used to access & manipulate data in databases Top SQL DBs are MS SQL Server‚ Oracle‚ DB2‚ and MySQL Database Definitions RDBMS (Relational Database Management System) – Software that stores and manipulates data arranged in relational database tables. Table – A set of data arranged in columns and rows. The columns represent characteristics of stored data
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G036 * Yes because the p-value is less than 0.05 or No‚ because the p-value is greater than 0.05 * The coefficient of variation is the standard deviation of a data set‚ divided by the mean of the same data set. * Z score = x -ms * The Independent part is what you‚ the experimenter‚ changes or enacts in order to do your experiment. The dependent variable is what changes when the independent variable changes - the dependent variable depends on the outcome of the independent variable
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Misuses of Language (Linguistic Misuses) 1. Ambiguity – a term/sentence has 2 or more diff reasonable meanings a. Lexical詞匯Ambiguity e.g. I don’t like love games b. Syntactic Ambiguity e.g. The CE wants ICAC to help corrupt officers 2. Shift/distortion of meaning – original meaning is shifted from 1 sense to another or distorted inappropriately e.g. stricter discipline doesn’t mean to torture children; when was you the richest? 3. Incomplete meaning – A sentence may be grammatically correct but
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Random Sample: each member of the population has the same chance of being selected Representative Sample: characteristics should represent those of the target population without bias Observational Study: no intervention by the investigator‚ no treatment imposed Experimental Study: investigator has some control over the determinant Variables: Categorical – each observation falls into a finite number of groups Nominal: named variables with no implied order e.g. personality type Ordinal:
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-Surface and near-surface ocean currents are powered primarily by wind. -Temperature and salinity are controlling factors for deep ocean currents -Weather is determined by the conditions in the troposphere -Energy from the sun is the force behind all weather. -Mountains affect climate by causing precipitation to fall mostly on one side of the mountain -The atmosphere is primarily made out of Nitrogen (78%). -Lowest Albedo = Forest‚ Second Choice Grass but its Shiney. -Sunspots are cooler than the
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Generic Algebraic Equations Laws of Logarithms Chapter 0: Precalculus Terms involved in function Inequality to solve Domain Range Equation Transformation translation of units to the right translation of units to the left translation of units to vertically up translation of units to vertically down reflection in y-axis reflection in x-axis scaling along y-axis by factor scaling along x-axis by factor Chapter 1: Limits & Continuity If
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Physical Training CHEAT SHEET Introduction: Good Morning‚ My name is _______________‚ and I will be your PT Instructor this morning. Risk Assessment is Low‚ Weather:_________. Environmental Considerations: Uneven Terrain‚ Watch your footing. Extended Rectangular Formation: Extend to the left‚ March..Arms downward‚ Move..Left‚ Face Extend to the left‚ March..Arms downward‚ Move..Right‚ Face From front to
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Body Paragraph Writing Cheat Sheet Start with your Topic sentence : introduces the reader to one part of your thesis/argument you’ll be proving in this paragraph. addresses title and/or author addresses on idea in your argument uses unique wording UNLESS PROMPT ASKS ABOUT ONE CHARACTER‚ your topic sentence is not about characters‚ only IDEAS. How To Craft Topic Sentence 1. Pull ONE part of your CLAIM 2. Begin with a transition 3. Reword some of the ideas or keywords
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Eighth Grade Cheat Sheet Do you want to pass eighth grade successfully? I can tell you how to do it; but‚ if you do not listen or follow these instructions‚ it will be hard to pass eighth grade and move on to the ninth grade. The following things are a really major key‚ so do exactly what they say and you will pass the eighth grade with exceptional grades. The three major keys are responsibility‚ paying attention‚ and being quiet. If you follow these major keys you will pass the eighth with exceptional
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Testing Heuristics Cheat Sheet Testing Wisdom A test is an experiment designed to reveal information or answer a specific question about the software or system. * Stakeholders have questions; testers have answers. * Don’t confuse speed with progress. * Take a contrary approach. * Observation is exploratory. * The narrower the view‚ the wider the ignorance. * Big bugs are often found by coincidence. * Bugs cluster. * Vary sequences‚ configurations
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