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In the 1980's it was believed that congenital abnormalities affected about 5.4% of the nation's children. Some people believe that an increase in the chemicals in the environment has led to an increase in the number of abnormalities. A recent study examined 400 randomly selected children and found that 29 of them showed signs of an abnormality. Does this provide evidence that the risk of congenital abnormalities has increase? Use a 0.05 to make your decision.

In the 1980's it was believed that congenital abnormalities affected about 5.4% of the nation's children. Some people believe that an increase in the chemicals in the environment has led to an increase in the number of abnormalities. A recent study examined 400 randomly selected children and found that 29 of them showed signs of an abnormality. Does this provide evidence that the risk of congenital abnormalities has increase? Use a 0.05 to make your decision.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Use the p-value you found to answer the following: Does this provide evidence that the risk of congenital abnormalities has increase? Use a=0.05 to make your decision.
In the 1980's it was believed that congenital abnormalities affected about 5.4% of the nation's children. Some people believe that an increase in the chemicals in the environment has led to an increase in the number of abnormalities. A recent study examined 400 randomly selected children and found that 29 of them showed signs of an abnormality. Does this provide evidence that the risk of congenital abnormalities has increase? Use a 0.05 to make your decision.
Transcribed Image Text:In the 1980's it was believed that congenital abnormalities affected about 5.4% of the nation's children. Some people believe that an increase in the chemicals in the environment has led to an increase in the number of abnormalities. A recent study examined 400 randomly selected children and found that 29 of them showed signs of an abnormality. Does this provide evidence that the risk of congenital abnormalities has increase? Use a 0.05 to make your decision.
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