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AP Stats Ch 1
ch 1 notes
19
Mathematics
12th Grade
08/27/2012

Additional Mathematics Flashcards

 


 

Cards

Term
r=?
Definition
Correlation Coefficent
Term
if r=1?
Definition
Perfect linear fit where all points hit the line
Term
Population
Definition
The entire group of interest
Term
Sample
Definition
Subset of the population, selected in some prescribed manner
Term
Variable
Definition
Any characteristic that changes from one group to another
Term
Census
Definition
Sampling the entire population of interest
Term
Statistics
Definition
The science of collecting, analyzing and drawing conclusions from data
Term
Descriptive
Definition
Methods for organizing and summarizing data
Term
Inferential
Definition
making generalizations for the entire population from a sample's results
Term
Univariate
Definition
One variable
Term
Bivariate
Definition
Two variables
Term
Multivariate
Definition
Two or more variables
Term
Two types of univariate data
Definition

categorial or qualitative data

or

numerical or quanitative data

Term
categorial or qualitative data
Definition
data that can be put into categories
Term
numerical or quantitative data
Definition
data that can be measured
Term
Two types of numerical data
Definition
discrete and continuous
Term
Discrete data
Definition
Isolated points on a number line (exact)
Term

Continuous data

 

Definition
Intervals on a number line (range)
Term
Find relative frequency
Definition
Divide frequency by total
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