This topic contains a solution. Click here to go to the answer

Author Question: In the following exercises, does the problem involve permutations or combinations? Explain your ... (Read 2976 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556

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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tingc95 on Feb 2, 2020

Kedrick2014

  • Sr. Member
  • ****
  • Posts: 359
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.
Answer Preview
Only 56% of students answer this correctly




 

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

For a complete list of videos, visit our video library