Posted by **mike** on Saturday, March 17, 2012 at 7:15pm.

The mean life of a set of batteries in a T83 calculator is 525 with a standard deviation of 35 hours assume normal distribution is normal whats is the probability that set will last for more the 540 hrs

## Answer This Question

## Related Questions

- Statistics - An accelerated life test on a large number of type-D alkaline ...
- Probablity - The life time of a certain kind of batteries has a mean life of ...
- Statistics - Suppose that the probability distribution of a random variable x ...
- Math - LongLast Inc. produces car batteries. The mean life of these batteries ...
- Statistics - Suppose that the probability distribution of a random variable x ...
- statistics - Section 5.3: Normal Distributions: Finding Values Answer the ...
- statistics - The lifetime of a 2 volt non- rechargeable battery has a normal ...
- statistics - The lifetime of a 2 volt non-rechargeable battery has a normal ...
- statistics - The lifetime of a 2- volt non- rechargeable battery in constant use...
- MATH - Which of the following normal distributions has the smallest spread? A. A...

More Related Questions