A poll in one country indicated that 48​% favor imposing the death penalty​ (the country currently does not have​ it). The poll did not report the sample size but​ stated, "Polls of this size are considered to be accurate to within 2.3 percentage points 99​% of the​ time." About how large was the sample​ size?

Q: I want to get you thinking further about the differences between samples and populations. Suppose…

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A:

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A: Given Data: Margin of Error=0.22 p=0.54   z-value=1.96

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Q: Background The Food and Drug Administration (FDA) tries to find out whether there is a relation…

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