Ask a New Question

Question

The random variable X has a log-normal distribution, when the mean of ln(X) = 5.45 and variance of ln(X) = 0.334,

what is the probability that X >139.76?

Oct 27, 2013

Answers

ln(139.76) = 4.94

So, just look up Z>(4.94-5.45)/0.334
Oct 28, 2013

Related Questions

Let x be a continuous random variable that follows a normal distribution with a mean of 200 and a st... FUNCTIONS OF A STANDARD NORMAL The random variable X has a standard normal distribution. Find the... Let Θ be a Bernoulli random variable that indicates which one of two hypotheses is true, and let P(Θ... The random variable X has a standard normal distribution. Find the PDF of the random variable Y ,...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use