Chapter 2 Tools of Environmental Science Review

The group that does not receive the experimental treatment.

The first step in the scientific method is to _____ something in nature.

A ____ model is a 3D model that you can touch, that closely resembles the object or system.

The frequency of occurrence of specific values in a population.

The first step in the decision making model is

A ___ is a representation of an object or a system.

The _____ group is the group that receives the experimental treatment.

Thinking outside of the box

____ are principles or standards we consider important.

Considering new results are accurate, even though that may prove the hypothesis is wrong

A ______ study may show a relationship between variables.

The collection of and classification of data in the form of numbers.

Not believing everything scientists hear/need proof

Wanting to know/wondering about things

The ____ is the factor of interest.

___ population is a group of similar things that a scientist wants to study.

A ______ model shows the position or location of objects or events. ex. chart or graph

____ is the chance that something will happen.

A bell shaped cure indicates a _______________ distribution.

A conceptual model is a verbal or graphical explanation of how something works. An example is_.

The average- adding the measurements and dividing by the number of measurements.

The chance of a coin coming up heads is

We observe things in nature using our ______.

Perform ______ to test a hypothesis.

A testable idea or explanation for what you observed is a ______.