Chapter 18 Practice WS
1. In general, electrical problems affect about 14% of cars in each batch produced by a
factory. A batch consists of 1,500 cars. A mechanic conducts diagnostic tests on 128 of
cars in a batch.
AP Statistics - Chp. 9 Practice
The Centers for Disease Control and Prevention track cigarette smoking in the United States. The
table below shows percentages of smokers among men ages 18-24 years, as estimated by surveys.
Chp. 13 Practice Problems
Complete on a seperate piece of paper.
Problem #1: Most people know that drunk driving is dangerous. Even so, some drivers are cited multiple
times for driving while intoxicated. Is there anything that can be done to change their