QUESTION 5 Random Variable Vocabulary Select all of the statements below that co

Question

QUESTION 5 Random Variable Vocabulary Select all of the statements below that could describe a discrete random variable(there is more than one statement). The number of spots that show on the face of a die when rolled The area of a circle with a radius randomly chosen from theinterval [e, (this is the interval containing all real numbers from e to T) The voltage at the output of a transistor amplifier, measured withan infinite precision meter The number of people in an airplane A binomial random variable A normal random variable

Explanation / Answer

Note: a discrete random variable has a countable possible values and it has a numerical value.

Following statements describes a discrete random variable.

i) The number of spots that show on the face of a die when rolled.

ii) The number of people in an airplane.

iii) A binomial random variable.

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