A statistician read that 77% of the population oppose replacing $1 bills with $1 coins. To see if this claim is valid, he selected a sample of 80 people and found that 55 were opposed to replacing the $1 bill. At α = 0.01, test the claim that at least 77% of the population are opposed to change

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A statistician read that 77% of the population oppose replacing $1 bills with $1 coins. To see if
this claim is valid, he selected a sample of 80 people and found that 55 were opposed to
replacing the $1 bill. At α = 0.01, test the claim that at least 77% of the population are opposed
to change

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