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Tristans Stats Vocab
Tristan's Statistics
| Question | Answer |
|---|---|
| Representative sample | A small sample that shares the same characteristics of the whole population and can be an accurate representative. |
| Population | The whole ungrouped mass of people. |
| Stratified samples | Polling individual groups or "strata," from a whole population depending on unique backgrounds. |
| Biased Samples | Inaccurately polling due to one or more subgroups that are either overrepresented or underrepresented. |
| Cherry Picking | Inaccurate polling due to only picking those who you think will support your cause. |
| Non-response bias | A poll that gets a very few amount of all the surveys that were handed out, either due to people being to busy or not relating to the questions. |
| Self-selected sample | Respondents who tend to have stronger opinions on subjects than others and are more motivated to respond may also cause bias. |
| Face to face interviews | A survey is given orally from one person to another. |
| Self-administered surveys | A survey is given through the internet or on paper for the respondent to do on their own time. |
| Random Samples | Polling is done randomly and everyone in the whole population has a chance of being polled. |
| Measure of central tendency | Mean, Median, and Mode are all grouped together and called... |
| Frequency distribution table | ...lists the ungrouped data values, as well as the number of times each value appears in the data set. |
| Ungrouped data | Data that is listed and can be put into a Frequency Distribution Table. |
| Grouped data | Data that is placed in intervals. |
Created by:
tristanmcavoy
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