vocabulary section
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Population | the group being studied
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| Sample | Part of a group
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| Voluntary Response | Sample involving only those who want to participate
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| Convenience Sample | Sample in which members of a population are easily accessed
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| Biased | Sample in which one or more parts of the population are favored over other parts
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| Systematic Sample | Random sample in which items are selected according to a specific time or interval
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| Simple Random Sample | Random sample in which each item is as likely to be chosen as any other item
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| Survey | A method of collecting data
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| Double | Two box plots on the same number line
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| Unbiased | Sample that represents the entire population
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| Stratified Random Sample | Population is first divided into similar groups, then a simple random sample is taken
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| Mean | Average: add up all the numbers and divide by how many are there
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| Mode | Number that occurs most often
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| Median | Number in the middle: line up numbers from smallest to biggest and cross off numbers on each side
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| Range | Difference between the largest and smallest piece of data
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| Bar Graph | Graph used with categories
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| Line Graph | Graph used to show change over period of time
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| Histogram | Graph used to show data with ranges
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| Circle Graph | Graph used with percentages
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
tory.brown
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