(Solution) - The table below shows the names of the 43 presidents -(2025 Original AI-Free Solution)

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Academic Level: Undergrad. (yrs 3-4)

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Pages: 5 Words: 1375

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The table below shows the names of the 43 presidents of the United States along with the number of their children.

a. Construct a relative frequency histogram to describe the data. How would you describe the shape of this distribution?
b. Calculate the mean and the standard deviation for the data set.
c. Construct the intervals ± s, ± 2s, and ± 3s.
Find the percentage of measurements falling into these three intervals and compare with the corresponding percentages given by Tchebysheff's Theorem and the Empirical Rule.