# The light bulbs produced by Edison Lighting Corporation last an average of 300 h. The life of

## Question:

The light bulbs produced by Edison Lighting Corporation last an average of 300 h. The life of the light bulbs is believed to follow a normal distribution with a standard deviation of 10. A customer buys 2 dozen light bulbs during a sale.

What is the probability that 1 light bulb used will last longer than 315 h?

Fantastic news! We've Found the answer you've been seeking!

## Step by Step Answer:

**Related Book For**

## Statistics For Business And Financial Economics

**ISBN:** 9781461458975

3rd Edition

**Authors:** Cheng Few Lee , John C Lee , Alice C Lee