Among nine presidential candidates at a debate, three are Republicans and six areDemocrats.In how many different ways can the nine candidates be lined up?How many lineups by party are possible if each candidate is labeled eitherR or D?For each of the nine candidates, you are to decide whether the candidate did agood job or a poor job; that is, give each of the nine candidates a grade of G orP. How many different "score cards" are possible?

Answer :- A) the nine candidates can be lined in =9! Ways B) Answer :- I take DDDDDDRRR is 9C6…

Answered: Among nine presidential candidates at a…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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For a class activity, a teacher put students into teams of 5. The teams were made up of 2 students randomly chosen from group A and 3 students randomly chosen from group B. If group A has 4 students and group B has 6 students, how many different team combinations were possible? Enter your answer as a number, like this: 42
Mrs. Wilson has decided to buy a Chevrolet Caprice or a Buick Roadmaster. She has narrowed down the choices to silver metallic, white, or dark cherry metallic, and to interior colors to grey or red. How many different selections of these models and colors are possible?
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A group of 16 people is choosing a chairperson and Vice- chairperson. They put all 16 people's names into a hat. The first name drawn become chair. The second name drawn becomes vice-chair. How many possible combinations of chair and Vice-chair are there?
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A group of 16 people is choosing a chairperson and vice chairperson. they put all 16 people's names into a hat. the first name drawn becomes chair. the second name John becomes a vice-chair. how many possible combinations of chair and vice-chair are there?
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It is harder to get into graduate programs in psychology or history? We randomly selected five institutions from among all U.S. institutions with graduate programs. The first number for each is the minimum GPA for applicants to the psychology doctoral program, and the second is for applicants to the history doctoral program. These GPAs were posted on the website of the well-known college guide company Peterson's. Wayne State University: 3.0, 2.75 University of Iowa: 3.0, 3.0 University of Nevada-Reno: 3.0, 2.75 George Washington University: 3.0, 3.0 University of Wyoming: 3.0, 3.0 1. The participants are not people, explain why it is appropriate to use a paired-samples t test for this situation.
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