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Stats 5.3 Permutation, Combination or Multiplication Rule? Flashcards | StudBud
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Stats 5.3 Permutation, Combination or Multiplication Rule?
Stats 5.3 Permutation, Combination or Multiplication Rule?
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Counting with Permutations and Combinations. #permutations #combinations #factorials
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Questions
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Answers
1
Which method?
Multiplication Rule
Combination, nCr
Factorial!
Permutation, nPr
2
How many 5 digit zip codes can be formed if no digit can repeat?
100,000
252
15,120
30,240
3
How many?
30,517,578,125
3003
75
360,360
4
How many ways can 2 Seniors out of 30 & 2 Juniors out of 20 be elected P & VP of their class?
165,300
330,600
1,250
2,450
5
A salad bar has 8 different things. How many ways could you choose 4 or 5 toppings?
3,920
70
56
126
6
How many?
720
53,721,360
74,631
113,379,904
7
20 People are in a spelling bee. How many ways can 1st and 2nd places be awarded?
2
380
190
40
8
Which method?
Factorial!
Multiplication Rule
Combination, nCr
Permutation, nPr
9
Which method should be used?
Factorial!
Multiplication Rule
Combination, nCr
Permutation, nPr
10
Total # of outfits you can choose from 5 shirts, 3 pants, and 6 shoes? (must wear one of each)
80
90
14
364
11
15 people are in your PE class and you are to select 4 of them for your team. How many ways?
32,760
60
1365
12
How many?
1010
3,628,800
479,001,600
39,916,800
13
How many? Count the cats in the picture.
21
128
49
42
14
Which method?
Factorial!
Combination, nCr
Multiplication Rule
Permutation, nPr
