**Unformatted text preview: **(b) Compute the expected value for this box when 100 draws are made at random with replacement. What about the expected value when 1000 draws are made. (c) The standard error is deﬁned by the formula SE = √ number of draws × SD of the box. Compute the standard error for 100 draws and 400 draws from this box. 5. Go to the Gallup Organization’s website. Spend 10 minutes surﬁng the website and looking at the kind of statistics they collect. See if you can ﬁnd the way they conduct sampling and the sizes of their sample. Here is the question: What is the president’s approval rating this week? Has it declined, remained constant, or improved in the month of December 2010? 1...

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