Holt Environmental Science Chapter 2

Scientific information we gather with our senses

• sensory

• observations

• behavioral

• methodology

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Information an experimenter collects, often in numerical form:

• data

• laws

• research

• hypotheses

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When it is impossible or unethical to experiment, scientists may use data to make:

• theories

• laws

• correlations

• none of these is correct

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Collecting and classifying data is called:

• experimentation

• hypothesizing

• analyzing

• statistics

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The statistical synonym for the word "average" is:

• mean

• median

• mode

• distribution

Representations of objects or systems are:

• theories

• laws

• ideas

• models

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Principles or standards we consider important:

• models

• trends

• distributions

• values

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A process for making decisions:

• the scientific method

• a mathematical model

• a decision-making model

• an experiment

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A logical statement about what will happen if a hypothesis is supported:

• conclusion

• analysis

• trend

• prediction

A group of test subjects that does not receive the experimental treatment:

• constant

• control

• experimental

• dependent variable