chapter 2 key terms Flashcards
observation
carefully observing something to gain information.
hypothesis
Coming up with a theory after observing an experiment and testing that theory again.
prediction
An educated guess of what will happen during an experiment.
experiment
A scientific procedure performed to try to make a new discovery.
variable
A non consistent part in an experiment that is able to change within the experiment.
experimental group
A group of participants that that are each an independent variable in an experiment.
data
Information that is concluded from an experiment from the observations from the experiment.
correlation
A mutual connection between two or more things.
statistics
The practice of summiting and analyzing numerical data.
mean
A mean is the average in the experiment.
distribution
The action of sharing something among a number of participants.
probability
Something in an experiment that may be possible.
sample
A small quantity of something that is intended to show the whole thing.
risk
A situation showing exposure to danger.
model
A 3d representation of something to represent the real thing.
conceptual model
Abstract drawn out models like graphs or web graphs to put things into categories.
mathematical model
A drawn out model using mathematical systems to represent something.
value
The worth of something that could be discovered during an experiment.
decision model making
When an individual decides something after an experiment using a model or trying to represent something.
experimental variable
Describes differences between different test and control samples.
