Chapter 2 - Scientific Inquiry

Question	Answer
What is a hypothesis?	A suggested explanation for the observations that gave rise to the problem
What is a prediction?	An informed guess made on the basis of a given hypothesis
What is data?	Recorded information gained from an experiment
List 4 factors that make a good hypothesis	1. Definite statement - not a question 2. Short and simple 3. Has a single idea that is tested 4. Links two variables
What is an independent variable?	The factor that is being investigated - influences change in the dependent variable
What is an dependent variable?	The variable that is being measured
List the principles of ethics	1. Voluntary Participation 2. Informed consent 3. Risk of Harm 4. Confidentiality 5. Anonymity
A placebo is 'fake' medication that looks like the real thing, therefore, what is the 'placebo effect'?	When an ill patient is given a placebo and their condition improves because the patient believes it does
What is a scientific model?	A simplified representation of an idea or process

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	Created by Zita Wormuth about 8 years ago