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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  1. 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.

 

  1. Draw a Venn Diagram to illustrate different sets of people possessing different pets.
  2. How many people were questioned?
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