$X$ is a normally distributed random variable with a standard deviation of $2.00$. Find the mean of $X$ if $12.71 \%$ of the area under the distribution curve lies to the right of $10.28$. (Note: the diagram is not necessarily to scale.)

A) 8.7
B) 7.5
C) 8.0
D) 9.6

Question

$X$ is a normally distributed random variable with a standard deviation of $2.00$. Find the mean of $X$ if $12.71 \%$ of the area under the distribution curve lies to the right of $10.28$. (Note: the diagram is not necessarily to scale.)

A) 8.7 
B) 7.5 
C) 8.0 
D) 9.6

Quizplus · Accepted Answer

The Answer of $X$ is a normally distributed random variable with a standard deviation of $2.00$. Find the mean of $X$ if $12.71 \%$ of the area under the distribution curve lies to the right of $10.28$. (Note: the diagram is not necessarily to scale.)

A) 8.7 
B) 7.5 
C) 8.0 
D) 9.6

XXX Is a Normally Distributed Random Variable with a Standard Deviation

$X$ Is a Normally Distributed Random Variable with a Standard Deviation