Wednesday
April 1, 2015

Homework Help: Math

Posted by Anonymous on Wednesday, October 7, 2009 at 2:46pm.

A certain type of thermal battery for an airplane navigation device backup power has a mean life of 300 hours with a standard deviation of 15 hours. Assume a normal distribution of backup power device lives. What proportion of these batteries can be expected to have lives of 322 hours or less?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

MATH - Battery Power Problem. A certain type of thermal battery for an airplane ...
Teacher Math - Battery Power Problem. A certain type of thermal battery for an ...
MATH Prob. - Battery Power Problem. A certain type of thermal battery for an ...
Math - A certain type of thermal battery for an airplane navigation device ...
Help Math! - Battery Power Problem. A certain type of thermal battery for an ...
Statistics - The lifetime of a certain smart phone battery has an unknown ...
Statistics - The lifetime of a certain smart phone battery has an unknown ...
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...

Members