SOLUTION: Find the number of ways of placing 15 pebbles in a row given that 2 are yellow, 4 are blue, 3 are pink, and 6 are red.

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Question 848207: Find the number of ways of placing 15 pebbles in a row given that 2 are yellow, 4 are blue, 3 are pink, and 6 are red.
Found 2 solutions by swincher4391, ewatrrr:
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
This is the multinomial case.
Take the total number of pebbles: 15
Determine each sample size 2, 4, 3 ,6.
Apply multinomial formula.
15%21%2F%282%21%2A4%21%2A3%21%2A6%21%29+=+highlight%286306300%29

Answer by ewatrrr(24785) About Me  (Show Source):