<PRE><B>Question 1177268</B>
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Hi
μ = p = 52.1%
n = 460, x̄ = .493


 z =  {{{z =blue (.493 - .521)/sqrt(blue(.521(.479)/460))}}} = -1.2021
P(z  ≤ - 1.2021) = .1147  0r 11.47%

Wish You the Best in your Studies.
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