The lifetime of lightbulbs in an application is normally distributed with a mean of 1500 hours and standard deviation of 200 hours. The question asks for the probability that the lifetime is between 1350 and 1550 hours.
Normally Distributed Lightbulb Lifetime Probability Between 1350-1550 Hours
1. Required information The lifetime of a lightbulb in a certain application is normally distributed
with mean = 1500 hours and standard deviation = 200 hours. NOTE: This is a multi-part
question. Once an answer is submitted, you will be unable to return to this part. What is the
probability that the lifetime of a lightbulb is between 1350 and 1550 hours? The probability is