Ch 2 Env Sci Review

Question 1

The information that a scientist gathers during an experiment, which is often in numeric form

Accepted Answer

Data

Question 2

What did John Snow Study?

Accepted Answer

Cholera

Question 3

A verbal or graphical explanation for how a system works or is organized

Accepted Answer

Conceptual model

Question 4

A piece of information we gather using our senses (sight, hearing, smell, and touch)

Accepted Answer

Observation

Question 5

The collections and classification of data that are in the form of numbers

Accepted Answer

Statistics

Question 6

A logical statement about what will happen if the hypothesis is correct

Accepted Answer

Prediction

Question 7

A number obtained by adding up the data for a given characteristic and dividing this sum by the number of individuals

Accepted Answer

Mean

Question 8

A procedure designed to test a hypothesis under controlled conditions

Accepted Answer

Experiment

Question 9

The chance that something will happen

Accepted Answer

Probability

Question 10

A testable explanation for an observation

Accepted Answer

Hypothesis

Question 11

The group that does NOT receive the experimental treatment

Accepted Answer

Control Group

Questions 11