A USA Today Poll asked a random sample of 500 U.S. adults what they do with the milk in the bowl after they have eaten the cereal. Of the respondents, 70% said that they drink it. Let be the proportion of people in the sample who drink the cereal milk.

What is the mean of the sampling distribution

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Find the standard deviation of the sampling distribution (round to the nearest thousandth)

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Find the probability that 67% or fewer say they drink the cereal milk.

P( 0.67) =