statistics
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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| mean | the average found by adding the numbers and dividing by the number of numbers on the list
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| median | the number found in the middle of a data set that is in order least to greatest
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| mode | the number that occurs most frequently
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| range | the difference in the highest and the lowest numbers on the list
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| interquartile range | the difference in the third quartile and the third quartile
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| first quartile | the median of the lower portion of the data set
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| third quartile | the median of the upper portion of the data set
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| histogram | a bar graph whose bars are connected and has intervals
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| dot plot | a graph made of a number line and dots, used with exact numbers
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| interval | a group of numbers ()
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| What is the median of: 3, 12, 15, 24, 30 | 15
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| What is the mode of:2, 8, 5, 2, 2, 9 | 2
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| What is the mean of 5, 7, 8, 12, 13, 15 | 10
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| What is the range of: 12, 65, 32, 18, 17 | 53
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| What is the median of: 12, 20, 24, 30, 36, 40 | 27
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| What is the mode of: 8, 15, 16, 24, 27 | no mode
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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:
mdlittle
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