SOLUTION: If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 h

SOLUTION: If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 h

Algebra.Com

Question 647291: If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours?00 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours?
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

The mean is , this means that % of light bulbs will have a life less than hours.
RELATED QUESTIONS
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a... (answered by jim_thompson5910)

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a... (answered by jim_thompson5910)

If light bulbs have lives tat are normally distributed with a mean f 2500 hours and a... (answered by stanbon)

(1) if light bulbs have lives that are normally distributed with a mean of 2500 hours and (answered by ewatrrr)

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a... (answered by ikleyn)

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a... (answered by fractalier)

I would like to see an example for a question. If light bulbs have lives that are... (answered by stanbon)

PLease help, I've posted multiple times but still haven't gotten an answer. A company... (answered by Theo)

. An electrical firm manufactures light bulbs that have a length of life that is normally (answered by stanbon)