Find (By Inspection) the Expected Value and Standard Deviation of the Random

question 50

Short Answer

Find (by inspection) the expected value and standard deviation of the random variable with the following density function: $f ( x ) = \frac { 1 } { 2 \sqrt { 2 \pi } } e ^ { - 1 / 8 x ^ { 2 } }$ Enter your answer as just two numbers (integers or reduced fractions) separated by a comma, the first representing E(X) and the second representing $\sqrt { \operatorname { Var } ( X ) }$ .

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Definitions:

Unfair Conduct

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Rule of Reason Test

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Sherman Antitrust Act

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Restraint of Trade

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