Posted by **devon** on Friday, November 14, 2008 at 10:55pm.

A fitness company surveyed the weights of its 90 costumers. Assume that the weights are normally distrubted with a mean of 162 lbs and a standard deviation of 3.5 lbs. If you select one of its costumers randomly, what is the probability that the costumer's weight is

a) more than 162 lbs?

b) more than 155 lbs?

c) less than 172.5 lbs?

d) between 158.5 lbs and 169 lbs?

## Answer this Question

## Related Questions

- math - A fitness company surveyed the weights of its 90 costumers. Assume that ...
- Statistics - Assume the weights of men are normally distributed having a mean of...
- Statistics - The weights of the fish in a certain lake are normally distributed ...
- statistics - The weights of steers in a herd are distributed normally. The ...
- Statistics - In the library on a university campus, there is a sign in the ...
- Statistics - In the library on a university campus, there is a sign in the ...
- Statistics - Suppose that heights of newborns are bell shaped with a mean of 6.8...
- Statistics - Suppose that heights of newborns are bell shaped with a mean of 6.8...
- Statistics - Suppose that the population of weights of airline passengers has ...
- Boston College - Suppose that the population of weights of airline passengers ...

More Related Questions