Concept explainers
a.
To identify: Whether the variable “The exact weights of next 100 babies born in the United States” as a discrete random variable, continuous random variable, or not a random variable.
b.
To identify: Whether the variable “The response to the question, preference of the political party” is a discrete random variable, continuous random variable, or not a random variable.
c.
To identify: The variable “The number of spins needed for the roulette wheels to get the number 7” as a discrete random variable, continuous random variable, or not a random variable.
d.
To identify: The variable “The exact foot lengths of humans” as is a discrete random variable, continuous random variable, or not a random variable.
e.
To identify: The variable “Shoe sizes (such as 8 or 81/2) of humans” as is a discrete random variable, continuous random variable, or not a random variable.
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