Thursday
April 17, 2014

Homework Help: statistics

Posted by Yenny on Monday, May 14, 2012 at 8:12am.

Suppose that the certain lifetimes of a certain light bulb are normally distributed with μ=1500 hours and σ=200. Find the probability that a light bulb will burn out in less than 1200 hours.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Statistics - The lifetime of a certain type of automobile tire (in thousands of ...
Math - The Lifetimes of a certain brand of photographic light are normally ...
Statistics - Individuals who have a certain gene have a 0.50 probability of ...
statistics - Write the null and alternative hypotheses. Justify which is the ...
statistics - he mean height of a certain kind of plant is 190 centimeters. ...
math/statistics - Could anyone explaint to me what role the Binomial Theory ...
maths - The lifetime in hours of a certain make of batteries follows a normal ...
science - 3x10 power 18 photon of certain light radian are found to produce 1.5 ...
physics - a very bright source of red light has much more energy than a dim ...
statistics - Sixty-four students in an introductory college economics class were...

Search
Members