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Topic: Polio, Salk vaccine
Replies: 1   Last Post: Dec 29, 2012 7:49 AM

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Luis A. Afonso

Posts: 4,743
From: LIsbon (Portugal)
Registered: 2/16/05
Re: Polio, Salk vaccine
Posted: Dec 29, 2012 7:49 AM
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Less risky is to use the Chi-squared test.


Chi-squared (1df)= 45.1423_____
___pvalue=______ 1.832E-11___(OE-11 as well)

Conclusion : Salt vaccine is effective to prevent polio infeccion.

Luis A. Afonsoi

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