State whether the statement is valid or invalid.

1. Miss Earth candidates are environmentalists, Maria and Antonia are environmentalists, then they are Miss Earth candidates.

2. Marikina City is a safe environment to live in. Pedro lives in a safe environment, then he is in Marikina City.

3. Residents in Marikina are disciplined. Juan and Maria live in Marikina Heights, so they are disciplined.

4. People who are happy and contented live peacefully. Concepcion and Lourdes live peacefully, therefore they are happy and contented.

5. Cats love to sleep. Grey is a cat, so he loves to sleep.​


Sagot :

State whether the statement is valid or invalid.

1.) Miss Earth candidates are environmentalists, Maria and Antonia are environmentalists, then they are Miss Earth candidates.

  • (H) Miss Earth candidates
  • (C) environmentalists
  • (P) MEC : e = e : MEC
  • INVALID

2.) Marikina City is a safe environment to live in. Pedro lives in a safe environment, then he is in Marikina City.

  • (H) Marikina City
  • (C) safe environment
  • (P) MC : se = se : MC
  • INVALID

3.) Residents in Marikina are disciplined. Juan and Maria live in Marikina Heights, so they are disciplined.

  • (H) Residents in Marikina
  • (C) disciplined
  • (P) RM : d = RM : d
  • VALID

4.) People who are happy and contented live peacefully. Concepcion and Lourdes live peacefully, therefore they are happy and contented.

  • (H) happy and contented
  • (C) live peacefully
  • (P) hc : lp = lp : hc
  • INVALID

5.) Cats love to sleep. Grey is a cat, so he loves to sleep.

  • (H) Cats
  • (C) love to sleep
  • (P) C : ls = C : ls
  • VALID

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How do we identify if a statement is valid or invalid?

  • For us to identify which statement is valid or invalid, we must follow this proportion,

Hypothesis : Conclusion = Hypothesis : Conclusion