People on a street were asked, what pet(s) do they have at home. Some own a cat, some own a dog, some own a bird, some own several of those pets and some do not have pets. After responses were processed, following can be mentioned: 150 had cats (no info if they have other animal also) 130 – dogs (no info if they have other animal also) 50 – bird (no info if they have other animal also) 60 cat and dog (no info if they have other animal also) 20 - cat and bird (no info if they have other animal also) 30 – dog and bird (no info if they have other animal also) 70 do not have animals 10 have cat and dog and bird. Draw a Venn Diagram to illustrate different sets of people possessing different pets. How many people were questioned?
People on a street were asked, what pet(s) do they have at home. Some own a cat, some own a dog, some own a bird, some own several of those pets and some do not have pets. After responses were processed, following can be mentioned: 150 had cats (no info if they have other animal also) 130 – dogs (no info if they have other animal also) 50 – bird (no info if they have other animal also) 60 cat and dog (no info if they have other animal also) 20 - cat and bird (no info if they have other animal also) 30 – dog and bird (no info if they have other animal also) 70 do not have animals 10 have cat and dog and bird. Draw a Venn Diagram to illustrate different sets of people possessing different pets. How many people were questioned?
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 40CT: There are 10 applicants for three sales positions at a department store. All of the applicants are...
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Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
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- People on a street were asked, what pet(s) do they have at home. Some own a cat, some own a dog, some own a bird, some own several of those pets and some do not have pets. After responses were processed, following can be mentioned:
- 150 had cats (no info if they have other animal also)
- 130 – dogs (no info if they have other animal also)
- 50 – bird (no info if they have other animal also)
- 60 cat and dog (no info if they have other animal also)
- 20 - cat and bird (no info if they have other animal also)
- 30 – dog and bird (no info if they have other animal also)
- 70 do not have animals
- 10 have cat and dog and bird.
- Draw a Venn Diagram to illustrate different sets of people possessing different pets.
- How many people were questioned?
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