Posted by **kate** on Sunday, August 26, 2007 at 12:26am.

the police officer also gathered data on the speedsx, in kilometers per hour (km/h) of some cars as they drove down the hill towards her car. the speed limit is 50 km/h. Analysis of the results showed that the speeds of cars were normally distributed with a mean speed of 56 km/h and a standard deviation of 8 km/h

Cars that exceed the speed limit by 10km/h or more are photographed by a hidden camera. in peak traffic 495 cars pass the camera. how many would be expected to be photographed?

## Answer This Question

## Related Questions

- Maths - A police officer gathered data on the speeds, in kilometres per hour (km...
- Physics - A speeding motorcyclist is traveling at a constant speed of 31.1 m/s ...
- PHYSICS-URGENT HELP - A stationary police car emits a sound of frequency 1200 Hz...
- math - Samantha’s speedometer reads in kilometers per hour. If the legal speed ...
- Calculus - The police department must determine a safe speed limit on a bridge ...
- physics - You are arguing over a cell phone while trailing an unmarked police ...
- statistics - A construction zone on Kings Road has a posted speed of 45 ...
- statistics - Hello i am doing assignment in my math 20-2 class. The question is...
- Math - Hello i am doing assignment in my math 20-2 class. The question is: data ...
- mitx 8.01x Classical Mechanics - A motorist traveling with constant speed of vc...

More Related Questions