Which of the following could be expressed as a discrete random variable? You mus
ID: 2923239 • Letter: W
Question
Which of the following could be expressed as a discrete random variable?
You must make a selection for each option. Click once to place a check mark for correct answers and click twice to empty the box for the wrong answers.
The number of phones sold each day at an Apple store
The number of packages shipped by UPS hourly
The number of fraudulent charges submitted for settlement by a merchant services company
The weights of packages shipped by UPS hourly.
The heights of women entering a Victoria's Secret store.
Explanation / Answer
A discrete random variable can only take values which are whole numbers such as 0, 1, 2, 3, .............. It cannot take fractional or decimal values.
Hence, the following options could be expressed as a discrete random variable:
Remaining two options as below can take fractional or decimal values and hence cannot be expressed as a discrete random variable:
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