Unit 9 Vocab
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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| statistics | the branch of mathematics that deals with collecting, organizing, and understanding data
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| data | pieces of information, which are often numerical
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| line plot | a diagram that shows the frequency of data
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| cluster | data that is grouped closely together
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| outlier | a piece of data that is separated from the rest of the data
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| range | the difference between the greatest and least numbers in a data set
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| gap | a space with no data
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| central tendency | numbers that describe the middle or center of a set of data
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| mean | the average
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| median | the middle number when ordered from least to greatest
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| mode | the number repeated most often
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| stem-and-leaf plot | a system used to condense a set of data where the greatest place value of the data forms the stems and the next greatest place value forms the leaves
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| bar graph | a graphic form using bars to make comparisons of statistics
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| Venn diagram | an arrangement of overlapping circles used to show how two or more sets of data are related
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| line graph | a type of statistical graph using lines to show how values change over a period of time
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| circle graph | a type of statistical graph used to compare parts of a whole
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| stem | anything to the left of the very last number (everything to the left of the ones place)
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| leaf | the last number (the ones place)
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| key | an explanation of the stem and leaf
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| inference | to derive by reasoning; conclude or judge from premises or evidence
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| histogram | a bar graph that shows the frequency of data within equal intervals
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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.
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:
AHoldeman
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