Indicate whether the following variables are discrete or continuous:

1. Number of stocks sold every day in the stock exchange.
2. Hourly temperatures recorded at an observatory.
3. Lifetime of a car.
4. The diameter of the wheels of several cars.
5. Number of children from 50 families.
6. Annual Census of Americans.



Answer :

Final answer:

Discrete and continuous variables are distinguished by countability and measurability, respectively.


Explanation:

Discrete variables can be counted and typically consist of distinct values such as whole numbers. Continuous variables are measured and can take on any value within a certain range.

  1. Number of stocks sold every day: Discrete
  2. Hourly temperatures recorded: Continuous
  3. Lifetime of a car: Continuous
  4. Diameter of wheels: Continuous
  5. Number of children from families: Discrete
  6. Annual Census of Americans: Discrete

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