- #1
cameuth
- 17
- 0
Homework Statement
Suppose that the weights of airline passenger bags are normally distributed with a mean of 48.14 pounds and a standard deviation of 3.71 pounds.
Let X represent the weight of a randomly selected bag. For what value of c is P(E(X) - c < X < E(X) + c)=0.95? Give your answer to four decimal places.
Homework Equations
I have statcrunch and a normal, poisson, and gamma calculator.
The Attempt at a Solution
For this I assume we are looking for a standard deviation. I've been playing with a calculator but honestly I just need help getting started. thanks.