Posted by **Jacky** on Tuesday, October 29, 2013 at 8:59am.

Suppose adults in a particular town drive a mean of 65 mph with a standard deviation of 15 mph. Using the normal curve table,

a.What percentage of adults drive below 35 mph?

b.What percentage of adults drive below 68 mph or above 85 mph?

c.What percentage of adults drive between 56 and 80 mph?

d.At what speed does someone need to drive to be included in the top 10%?

e.At what speed does someone need to drive to be included in the bottom 25%?

- STAT -
**Kate**, Wednesday, September 10, 2014 at 10:35pm
a. 2.28

## Answer This Question

## Related Questions

- Physics II - It is ~ 100 miles of mostly interstate driving to camp. Using your ...
- Physic Help - In heavy rush-hour traffic in Atlanta, you drive in a straight ...
- Science - Physics - How long would it take you to drive from Houston to ...
- statistics - assume adults have an IQ score that are normally distrubted with a ...
- Physics - On a drive from your home to town, you wish to average 52 mph. The ...
- Physics - On a drive from your home to town, you wish to average 44 mph. The ...
- physics - On a drive from your home to town, you wish to average 52 mph. The ...
- Algebra - If you drive for 2 hours at 80 mph, how fast must you drive during the...
- Math - assume that the speed of automobiles on an expressway during rush hour is...
- Calculus - A truck gets 377/x mpg when driven at a constant speed of x mph (...

More Related Questions