Chapt. 3 Stats Key Terms

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9 Terms

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What is Probability

Measurement of how likely something is going to happen

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What is an Event

Any number of outcomes

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What is Equally Likely

Each outcome has an equal chance of happening

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Sample Space

All possible outcomes of an experiment

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What is the Complement?

The opposite of an outcome (represented by A1)

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What is Independent?

An event doesn’t affect the chance of another event happening

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What is Mutually Exclusive?

Two events cannot happen at the same time

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What is a Discrete Random Variable

How many times we expect something to happen. Probability is between 0 and 1, and the sum is always 100%

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What is a Binominal Distribution

Distribution model that has exactly two outcomes with a set series of trials