ragul

This page lists questions and answers that were posted by visitors named ragul.

Questions

The following questions were asked by visitors named ragul.

the life span of an electric bulb is normally distribution with mean 5500 light hours and standard deviation of 1200 light hours . what is the probability that a randomly selected bulb which lasts more than 6000 light hours?
9 years ago

Answers

The following answers were posted by visitors named ragul.