How is a pooled estimate of the population proportion represented? A)p_c B)z C)π D)nπ

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The pooled estimate of the population proportion is represented by $ \hat{p} $, which is often used in hypothesis testing or constructing confidence intervals when comparing two proportions from independent samples. This symbol is not explicitly listed in the options, but option A seems to attempt to represent a special character or formula, which could be interpreted as an attempt to denote $ \hat{p} $ or a related statistical symbol.

How Is a Pooled Estimate of the Population Proportion Represented