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Author Question: In the following exercises, does the problem involve permutations or combinations? Explain your ... (Read 747 times)

tingc95

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Question 1

In the following exercises, does the problem involve permutations or combinations? Explain your answer.  It is not necessary to solve the problem.

How many different user ID's can be formed from the letters W, X, Y, Z if no repetition of letters is allowed?
◦ Permutations, because the order of the letters matters.
◦ Combinations, because the order of the letters does not matter.

Question 2

In the following exercises, does the problem involve permutations or combinations? Explain your answer.  It is not necessary to solve the problem.

Five of a sample of 100 computers will be selected and tested.  How many ways are there to make this selection?
◦ Permutations, because the order of the computers selected does matter.
◦ Combinations, because the order of the computers selected does not matter.


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Marked as best answer by tingc95 on Feb 2, 2020

Kedrick2014

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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