OGT Permutations and Combinations calculator 18 cards 3 slides (try targets)
Help!
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Order does not matter in ____ | Combination
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If the order matters it is a ___ | Permutation
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On the OGT Calculator, Permutations and Combinations are found by using the ___ button | PRB
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True or false, the formula for permutations and combinations is found on the OGT reference sheet | True
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True or false, you don't need to use the formula to find the number of permutations or combinations | True, it is built into the OGT Calculator
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If Rick J. has 5 shirts, 4 pants, and three pairs of shoes in his luggage, how many outfits with one of each can he choose from? | 60, you could draw a TREE DIAGRAM, or use the fundamental rule of counting (5 x 4 x 3)
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Where is the "!" button on the OGT calculator? | It is found by pushing the PRB button and then arrowing over two times.
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What Mathematical operation is the same as 7 x 6 x 5 x 4 x 3 x 2 x 1 ? | 7!
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How many ways are there to arrange 9 items in different orders? | 362880 (9! on the calculator)
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If you have 9 items but you are picking a first place and second place item. How many possibilities are there? | 72. It is a permutation of 9 items picking 2 (order matters). On the calculator 9P2.
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Why are there always fewer combinations for a situation than permutations. | Because A,B,C, and C,B,A and A,C,B and B,A,C and B,C,A and C,A,B make 6 different outcomes if order matters, but just one group if order does not matter.
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If you have a class of 17 people and you are going to select three of them to be fed to the phiranas, would that be a permutation or combination? | Combination
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If your class of 17 people was going to select 3 people to compete against Lady Gaga in a boxing match one at a time, would that be a permutation or a combination? | Permutation
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What button do you use if you are going to see how many arrangements there are of ALL the items? | the factorial button, "!"
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nPr, nCr, ! are found where? | the PRB button
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What does the r in nPr and nCr represent? | the number of items you are selecting
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What does the n in nPr and nCr represent? | the total number of items in the set
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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:
JHS
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