Posted by **Nathan** on Sunday, June 8, 2014 at 1:50pm.

The batteries from a certain manufacturer have a mean lifetime of

890

hours, with a standard deviation of

90

hours. Assuming that the lifetimes are normally distributed, complete the following statements.

## Answer this Question

## Related Questions

- statistics - A company produces batteries whose lifetimes are normally ...
- Statistics - The lifetimes of batteries produced by a firm are known to be ...
- adult education - The lifetimes of lightbulbs of a particular type are normally ...
- 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...
- statistics - The lifetimes of light bulbs of a particular type are normally ...
- Statistics - The lifetimes of projector bulbs of a particular type are normally ...
- maths - The lifetime in hours of a certain make of batteries follows a normal ...