Population
Sample
Randon Sample
Convenience Sample
Biased Sample
Control Group
Treatment Group
Statistic
Parameter
Formulas:
How to make a prediction about a given population
part of the sample = x
total in sample total population
Links:
Representative vs Random vs Biased Samples Practice
http://www.ixl.com/math/grade-6/identify-representative-random-and-biased-samples
Videos:
Biased Sampling:
Random Sampling:
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