The Sample Average Is a Random Variable and

question 9

Multiple Choice

The sample average is a random variable and

• A)is a single number and as a result cannot have a distribution.
• B)has a probability distribution called its sampling distribution.
• C)has a probability distribution called the standard normal distribution.
• D)has a probability distribution that is the same as for the Y₁,..., Y_n i.i.d. variables.

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