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12 Cards in this Set

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Statistics
Collecting, organizing and interpreting data or informatin in order to study some phenomenon
Population
Collection of all people or objects of interest
Parameter
Numerical measure based upon the data from a population. Usually fixed, but unknown numbers
Sample
The part of a population from which data is collected.
Sampling
The process of selecting a sample and collecting data from the sample.
Probability
Measures randomness or uncertainty. It is used to measure how likely events are.
Descriptive Statistics
Consists of summarizing or describing data from a sample, either pictorially or numerically.
Statistic
A numerical descriptive measure, which is random
Probability Distribution
Measures the randomness of a statistic. It gives the possible values of the statistic and the chances of getting the values
Inferential Statistics
Consists of using data from a sample to make a decision or an estimate about a population and its parameters
Confidence Level
Gives the change of making a correct inference
Significane Level
Gives the chance of making a mistake