Question 1177082
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Hi
{{{z =blue (x - mu)/sqrt(blue(p(1-p)/n))}}}

{{{z =blue (.498 - .523)/sqrt(blue(.523(.477)/600))}}} = -1.2260

P(z < -1.2260) = normalcdf(-9999,-1.2260, 1, 0) = .1101

Wish You the Best in your Studies.
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