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Mod 9 Vocab
| Question | Answer |
|---|---|
| complementary event | two outcomes where one must occur, and the other definitely does not, covering all possibilities in a sample space |
| compound event | involves two or more simple events occurring together |
| event | a set of one or more outcomes from a random experiment |
| experimental probability | the likelihood of an event occurring based on actual data, experiments, or trials rather than theoretical calculations |
| likelihood | a function that measures how well a specific statistical model or parameter value explains observed data |
| outcome | a possible result of a single trial, experiment, or probability scenario |
| probability | the branch that measures the likelihood of an event occurring, expressed as a number between 0 (impossible) and 1 (certain) |
| probability experiment | a repeatable procedure with a well-defined set of possible outcomes, where the specific result is uncertain |
| relative frequency | the ratio of the number of times a specific event or value occurs to the total number of outcomes or trials in a data set |
| relative frequency bar graph | a data visualization that represents the proportion or percentage of the total data points for each category, rather than the raw count (frequency) |
| relative frequency table | a data display tool that shows the proportion, ratio, or percentage of the total data set that falls into each category |
| sample space | the set of all possible outcomes of a random probability experiment or event |
| simple event | a single outcome from an experiment, calculated by dividing the number of favorable outcomes by the total possible outcomes |
| simulation | an imitation of a real-world process or system using mathematical models and logic, often executed via computer to predict behavior |
| theoretical probability | the mathematical likelihood of an event occurring based on reasoning and structure, rather than experimentation |
| theoretical probability of a compound event | the calculated likelihood of two or more independent or dependent events occurring together, determined by dividing the number of favorable outcomes by the total possible outcomes |
| tree diagram | a visual tool used to map out all possible outcomes of a sequence of events or experiments |
| uniform probability model | a probability distribution where all possible outcomes in a sample space are equally likely to occur |