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Suppose the true proportion of voters in the county who support a new fire district is 0.4. Consider the sampling distribution for the proportion of

Suppose the true proportion of voters in the county who support a new fire district is 0.4. Consider the sampling distribution for the proportion of supporters with sample size n = 152.

What is the mean of this distribution?
What is the standard error (i.e. the standard deviation) of this sampling distribution, rounded to five decimal places?

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