Scientific Method
What is the classification and collection of data in the form of numbers?
What is statistics?
The average mass of a wolf in a pack of wolves in an example of this.
What is mean?
Why is a good hypothesis more than just a guess?
It makes logical sense.
The chance that an event will happen.
What is probability?
This can explain an observation and predict what might happen in the future.
What is a theory?
Examining these allows scientists to test predictions for situations in which it is impossible or unethical to use experiments.
What are correlations?
Name three ways scientists use statistics.
What is ...
1- Graph data
2- Analyze data
3- Communicate ideas to each other
Principles or standards we consider important are known as this.
What are morals?
Numeric information collected during an experiment.
What is data?
In a scientific investigation, it is important that the number of objects or events being sample be this.
What is large enough to give an accurate estimate for the whole population?
Two essential characteristics of a good experiment.
What is a single variable is tested and a control is used.
This type of graph is useful for organizing and comparing experimental data for several things in one graph.
What is a bar graph?
Scientists use statistics for this purpose.
What is to analyze data?
Information gathered by using the five senses.
What is observation?
In statistics, the name of the group of individuals used to represent the population.
What is sample?
The factor of interest in an experiment.
What is a variable?
A model of a dinosaur is an example of this type of model.
What is a physical model?
The probability that something unwanted will happen.
What is risk?
A logical statement about what will happen in an experiment.
What is a prediction?
The two characteristics a good experiment has.
What is ...
A single variable is used.
A control is used.
Name the main steps in the scientific method.
What is ...
Observing, hypothesizing/predicting, experimenting and communicating results.
To represent the shape of Earth's surface beneath the oceans, you would use this type of model.
What is a graphical model?
Exploring the consequences of each option, considering which values apply to an issue and gathering information are important steps in this.
What is the decision making model?
A testable explanation for an observation.
What is a hypothesis?
What values would you consider in deciding whether or not to water your garden during a dry spell when your state has imposed restrictions on water use?
Moral/ethical - obeying the law
Aesthetic - how the yard looks
Environmental - water resources