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 3012 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?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library