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EP Chapter 2

Environmental Problems

Statistics classification and collection of data in the form of numbers, used to analyze data
Experimental Method know the steps in order, series of steps to answer questions
Observation pictures, gathered by senses
Hypothesis makes logical sense
Predicting logical statement of what will happen if hypothesis is correct
Experimenting test one group, factor of interest is a variable, uses a control, procedure used to test a hypothesis
Repeat experiment
Control Group no experimental treatment
Correlations allows for predictions for situations which are impossible to test
Experimental Groups change one variable
Mean average
Risk chance something will happen, unwanted outcome
Scientific value will it add to our overall knowledge
Steps to making a decision gather info, consequences, values, decision
Sample size large enough for accurate representation
Curiosity and imagination abilities to expand scientific knowledge
Economic value questions about the economy
Environmental decision making process gather info, values, consequences, decision
Probability chance an event will happen
Data numeric information gathered in an experiment
Sample group of individuals used to represent a population
Values environmental example, principles considered important
Graphical model earth’s surface
Mathematical model useful with many variables, create digital images, represent how a system works, equations to represent how a scientific process works
Physical model model of dinosaur, three dimensional
Decision making model process used to help make decisions about environmental issues
Conceptual flow chart
Find the mean of a set of numbers
Essay apply the environmental decision making model
Created by: evroman