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Terms for Chapter 7

Prob and Stat  Class

NAME___________________
Across
A graph that resembles an arch.
This is represented by the Greek letter ∑
A Linear graph that goes in the left direction.
Dependent variable
A point that does not fit he overall pattern of the graph
This is represented by the letter "r"
If there is a strong correleation, we can use it to make a ____ about what will happen with other data.
A relationship
A way to compare two different kinds of data. Data is changed to this.
Down
Also known as the average of the data.
A correlation that goes to the right direction
Data that is numerical and usually has to be measured with an instrument.
A linear graph that goes towards the right.
A graph that makes a line.
A graph that does not resemble a line.
Independent variable
Descriptive Data
Two different variables taken from the same population.
The ______ of a relationship is determined by the value of "r"
Display of the relationship between two quantitative variables