If the Parameter of an Exponential Distribution Is 1,then Which

question 131

Multiple Choice

If the parameter of an exponential distribution is 1,then which of the following is true?

• A)The density function is e−x for x ≥ 0.
• B)The mean is equal to 1.
• C)The standard deviation and variance are both equal to 1.
• D)All of these choices are true.

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