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math unit 8
| Question | Answer |
|---|---|
| Median | The median is a measure of center.it is the middle data value. |
| Mode | The mode is a measure of center. it is the value that occurs most often.A data set can have only one mode,no mode,or more than one mode. |
| range | the range is the measure of variability |
| Sample size | the amount of people that represent a big group |
| mean | The average of the data set |
| interquartile range | the range of Q3 and Q1 |
| quartile 1 | the first part of the box in box and whisker plot |
| quartile 3 | The last part of the box and whisker plot |
| mean absolute deviation/M.A.D | Mean absolute devation is the average distance from each data points in a set of data are from the mean |
| outlier | a number that is very diffrent from the rest of the data set. |
| symmetrical | Almost the same on both sides but doesn't have to completely correct on both sides |
| right-skewed | the tail must be on the right side |
| left-skewed | The tail must be on the left side |
| bi-modal | if the graph has two bumps or two elevation |
| uniform | When the data is all the same |
| probability | likely hood of a event happening |
| impossible | Not possible ever |
| certain | Is going to happen |
| equally probable/equally likely | It's chance is 1/2 |
| unlikely | between 0 and 1/2 |
| likely | Between 1/2 and 1 |
| Complement | The complement of a statistical event is the opposite of the event.It includes all the outcomes that are not part of the original event. |
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