Question

What is a variable ? Distinguish between a discrete and a continuous variable.​

Answer 1

Answer:

A discrete variable is a variable whose value is obtained by counting. A continuous variable is a variable whose value is obtained by measuring. A random variable is a variable whose value is a numerical outcome of a random phenomenon. ... A continuous random variable X takes all values in a given interval of numbers.

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Answer 2

Answer:

A variable is a quantity that may change within the context of a mathematical problem or experiment.

A discrete variable is a variable whose value is obtained by counting. A continuous variable is a variable whose value is obtained by measuring. A discrete random variable X has a countable number of possible values.

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