The probability density function f(x) of a random variable X that is normally distributed is completely determined once the: $\begin{array}{|l|l|}
\hline A&\text { mean and median of $ X $ are specified}\
\hline B&\text { median and mode of $ X $ are specified}\
\hline C&\text {mean and mode of $ X $ are specified.}\
\hline D&\text {mean and variance of $ X $ are specified. }\
\hline
\end{array}$

Question

The probability density function f(x) of a random variable X that is normally distributed is completely determined once the: $\begin{array}{|l|l|}
\hline  A&\text { mean and median of $ X $ are specified}\
\hline  B&\text { median and mode of $ X $ are specified}\
\hline  C&\text {mean and mode of $ X $ are specified.}\
\hline  D&\text {mean and variance of $ X $ are specified. }\
\hline 
\end{array}$

Quizplus · Accepted Answer

The Answer of The probability density function f(x) of a random variable X that is normally distributed is completely determined once the: $\begin{array}{|l|l|}
\hline  A&\text { mean and median of $ X $ are specified}\
\hline  B&\text { median and mode of $ X $ are specified}\
\hline  C&\text {mean and mode of $ X $ are specified.}\
\hline  D&\text {mean and variance of $ X $ are specified. }\
\hline 
\end{array}$

The Probability Density Function F(x) of a Random Variable X