Question

A random survey of autos parked in student and staff lots at a large university classified the brands by country of origin, as seen in the table. Driver Origin Student Staff American 107 105 European 33 12 Asian 55 47 What is the probability that a randomly chosen driver was a student? Round to three decimals.

Answer 1

A random survey of autos parked in students and staff lots at a large university classified the brands

by country of origin as seen in the table :

here total N = 359

Origin	Driver Student	Driver Staff	Total
American	107	105	212
European	33	12	45
Asian	55	47	102
Total	195	164	359

## What is the probability that a randomly chosen driver was a student ?

Answer : total for Driver student / N

= 195 / 359

= 0.543175 ie

= 0.543