If $\mathrm { X }$ is a normal random variable with standard deviation $2.50$, and if the probability that $\mathrm { X }$ is more than $5.95$ is .1271 (as shown below), then what is the mean of $X$ ? (Note: the diagram is not necessarily to scale)

A) 5.8
B) 5.0
C) 4.7
D) 3.1

Question

If $\mathrm { X }$ is a normal random variable with standard deviation $2.50$, and if the probability that $\mathrm { X }$ is more than $5.95$ is .1271 (as shown below), then what is the mean of $X$ ? (Note: the diagram is not necessarily to scale)

A) 5.8 
B) 5.0 
C) 4.7 
D) 3.1

Quizplus · Accepted Answer

The Answer of If $\mathrm { X }$ is a normal random variable with standard deviation $2.50$, and if the probability that $\mathrm { X }$ is more than $5.95$ is .1271 (as shown below), then what is the mean of $X$ ? (Note: the diagram is not necessarily to scale)

A) 5.8 
B) 5.0 
C) 4.7 
D) 3.1

If X\mathrm { X }X Is a Normal Random Variable with Standard Deviation

If $\mathrm { X }$ Is a Normal Random Variable with Standard Deviation