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In the 1980s it was generally believed that autism affected about 5% of the nation's children. Some people believe that the increase in the number of chemicals in the environment has led to an increase in the incidence of autism. A recent study examined 384 children and found that 46 of them showed signs of some form autism
Is this strong evidence that the level of autism has increased?
a) Write appropriate hypotheses.
b) Check the necessary assumptionsc) Perform the mechanics of the test. What is the Pvalue?d) explain what the pvalue means in the contexte) what is your conclusion?f) do environment chemicals cause autism?
Discuss the issue of increasing polarization in American politics. How has President Obama tried to lessen the tension and has he been successful? 1. Compare and contrast the wa
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England produced 26 colonies in four distinct regions (Caribbean, New England, Middle Atlantic, South) So in which colony would you have tried to live and using historical facts an
I am having a hard time understanding what Thomas Paine meant or felt when he wrote Common sense in 1776
Put in the simplest way, Greek and Roman culture celebrated and sought to expand what humans could do, from Greek exploration of human potential and failing in their plays and phil
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