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mod 9 vocab
| Question | Answer |
|---|---|
| complementary event | Two events in which either one or the other must happen,but they cannot happen at the same time.The sum of the probability of an event and its complement is 1 or 100%. |
| compound event | an event consisting of two or more simple events. |
| event | The desired outcome or set of outcomes in a probability experiment. |
| experimental probability | An estimated probability based on the relative frequency of positive outcomes occurring during an experiment.It is based on what actually occurred during such an experiment. |
| likelihood | The chance of an event occurring. |
| outcome | Any one of the possible results of an action.For example,4 is an outcome when a number cube is rolled. |
| probability | The chance that come event will happen.It is the ratio of the number of favorable outcomes to the number of possible outcomes. |
| probability experiment | When you perform an event to find the likelihood of an event. |
| relative frequency | A ratio that compares the frequency of each category to the total. |
| relative frequency bar graph | A graph used to organize occurrences compared to a total. |
| relative frequency table | A table used to organize occurrences compared to a total |
| sample space | The set of all possible outcomes of a probability experiment. |
| simple event | One outcome or a collection of outcomes. |
| simulation | An experiment that is designed to model the action in a giving situation. |
| theoretical probability | The ratio of the number of ways an event can occur to the number of possible outcomes in the sample space.Based on what should happen when conducting a probability experiment. |
| theoretical probability of a compound event | The ratio of the number of ways an event can occur to the number of possible outcomes in the sample space.It is based on what should happen when conducting a probability experiment. |
| tree diagram | A diagram used to show the sample space. |
| uniform probability model | A probability model which assigns equal probability to all outcomes. |