10. The manager of a recycling center wants to know how many of his customers recycle their batteries. After
calling and surveying every fifteenth customer listed in
his files, he finds that 46% of them recycle their
batteries. He concludes that about half of his customers
recycle their batteries. Is this conclusion valid? Justify
your answer.

Ineed with this unit test 1. japan became a peaceful democratic nation relatively quickly after the end of world war 11 which step is not part of it post-war transformation -adopting a new constitution -disarming most of the military -giving women rights to vote -giving the emperor more political power 2. why did mao start the cultural revolution? -he thought government officials had promoted a very narrow view of communism -he wanted to speed up change and eliminate western, capitalist influence-he wanted to speed up the economy by promoting capitalism -he wanted to restore traditional chinese culture 3. what launched the korean war? -general macarthur led an invasion of north korea -north koreans, with stalin's approval, invaded south korea -south koreans tried to capture the government in p'yongyang-chairman mao urged the south koreans to invade north korea