Probability & Statistics

Jan 20th, 2015
DreamIt
Category:
Mathematics
Price: $10 USD

Question description

A Survey of U.S adults found that 78% watch NFL football. You randomly select 200 U.S adults and ask them whether they watch NFL football. 

a.Find the probability that the numbers who watch NFL football is at most 152. Use normal approximation. Write your answer with 4 decimal places

b. Find the probability that the numbers who watch NFL football is at least 152. use normal approximation . write your answer with 4 decimal places 


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