## ProbabilityandStatistics

##### Created by:

Sindlinger Plus on March 29, 2012

##### Description:

For Chapter 13 Algebra

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# ProbabilityandStatistics

 ProbabilityThe likelihood of the occurrence of an event.
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#### Definitions

Probability The likelihood of the occurrence of an event.
Population The entire set of cases or individuals under consideration in a statistical study.
Fair Coin where the probability of heads up or tails up are the same.
Factorial The product of an integer and all smaller positive integers.
Event Subset of a sample space.
Tree Diagram used to display all possible outcomes of an event.
Whisker box and ______ plot.
Table Mathematical information in columns and rows.
Conditional A probability based upon the assumption that some event has already occured.
Line of best fit Line that best represents the trend that the points in a scatter plot follow.
Combination A selection of objects where order is irrelevant.
Complement Consisting of all outcomes in the universal set that are not in set A.
Sample Space The set of all possible outcomes of an experiment.
Minimum Smallest number in data set.
Outlier A data point distinctly separate from the rest of the data.
Central Measure of ______ Tendency.
Impossible An event with zero probabilty.
Experiment In probability, the name given to a controlled, repeatable process.
Permutation A selection of objects where order matters.
Correlation The degree to which two variables are associated.
Range A measure of the spread or the dispersion of the observation.
Quartile Values derived from the data which divide the data into 4 equal parts.
Statistics Branch of mathematics dealing with the collection, organization and interpretation of data.
Empirical Probability of an event determined by repeatedly performing an experiment.
Histogram Bar graph presenting frequencies of occurrence of data points.
Mean Average
Mutually Exclusive Events that have no outcomes in common .
Counting Principle used to compute the number of possible outcomes of an experiment.
Set A well defined collection of objects.
Median Middle.
Mode The number occurring the most often.
Scatter Plot A graph of paired data in which the data values are plotted as points.
Dependent Events where one affects the probability of the other.

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