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Scientific Method

QuestionAnswer
control A control in a science experiment is a group of subjects or objects that are not exposed to the variable.
dependent variable A dependent variable is what you measure in the experiment and what is affected during the experiment. The dependent variable responds to the independent variable.
experiment An experiment is a methodical procedure carried out with the goal of verifying, falsifying, or establishing the validity of a hypothesis.
experimental group An experimental group in a scientific experiment is the group where the experimental procedures are performed.
hypothesis A hypothesis is a proposed explanation for a phenomenon. For a hypothesis to be a scientific hypothesis, the scientific method requires that one can test it.
independent variable An independent variable is the variable you have control over, what you can choose and manipulate. It is usually what you think will affect.
procedure Definition of procedure: A fixed, step-by-step sequence of activities or course of action (with definite start and end points) that must be followed in the same order.
reliability Reliability has to do with the quality of measurement. In its everyday sense, reliability is the "consistency" or "repeatability" of your measures.
sample size Sample size is the number of observations in a sample.
scientific method A method of research in which a problem is identified, relevant data are gathered, a hypothesis is formulated from these data, and the hypothesis is tested. all observable phenomena are compared to and verified by data obtained through controlled experi.
theory A scientific theory is "a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment.
validity Refers to the extent to which a concept, conclusion or measurement is well- founded.
Created by: sarabarbot
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