Answer
0.0233
Work Step by Step
To calculate $P(p̂ \leq 0.32)$, we need to find the z-score:
$z = \frac{p̂ - μ_{p̂}}{σ_{p̂}}$
$= \frac{.32-.35}{0.015}$ = -2
$P(z \leq -2) = 0.0233$, hence:
$P(p̂ \leq 0.32) = 0.0233$
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