Unit 1 Vocabulary
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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| Number grid | A table with rows and columns that lists numbers in order. A monthly calendar is a number grid.
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| Tally charts | A chart that uses marks, called tally marks, to show how many times each value appears in a set of data.
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| Line plot | A sketch of data that uses X's, checks, or other marks above a number line to show how many times each value appears in the set of data.
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| Bar graph | A graph that uses horizontal or vertical bars to represent data.
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| Minimum | The smallest amount. The smallest number in a set of data.
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| Maximum | The largest amount. The largest number in a set of data.
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| Range | The difference between the largest (maximum) and the smallest (minimum) numbers in a set of data.
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| Mode | The number of value that occurs most often in a set of data.
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| Median | The middle number in a set of data when the numbers are put in order from smallest to largest, or largest to smallest. The median is also known as the middle number or middle value.
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| Equivalent | Different ways to name the same number.
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| Decimal | A number such as 23.4, that contains a decimal point. Money amounts such as $6.38 are decimal numbers. The decimal point in money separates the dollars from the cents.
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| Decimal point | A dot used to separate the ones place from the tenths place in decimal numbers.
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| Estimate | An answer that should be close to an exact answer. To estimate means to give an answer that should be close to an exact answer.
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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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