In: Statistics and Probability
Tony wants to buy a new collar for each of his 4 dogs. The collars come in a choice of 5 different colors.
Step 1 of 2 :
How many selections of collars for the 4 dogs are possible if repetitions of colors ARE ALLOWED?
Step 2 of 2:
How many selections of collars for the 4 dogs are possible if repetitions of colors ARE NOT ALLOWED?