The Presidents Kids The tablebelow shows the names of the 43 presidentsof the United
Chapter 2, Problem 34(choose chapter or problem)
The Presidents Kids The tablebelow shows the names of the 43 presidentsof the United States along with the number of theirchildren.9Washington 0 Van Buren 4 Buchanan 0Adams 5 W.H. Harrison 10 Lincoln 4Jefferson 6 Tyler* 15 A. Johnson 5Madison 0 Polk 0 Grant 4Monroe 2 Taylor 6 Hayes 8J.Q. Adams 4 Fillmore* 2 Garfield 7Jackson 0 Pierce 3 Arthur 3Cleveland 5 Coolidge 2 Nixon 2B. Harrison* 3 Hoover 2 Ford 4McKinley 2 F.D. Roosevelt 6 Carter 4T. Roosevelt* 6 Truman 1 Reagan* 4Taft 3 Eisenhower 2 G.H.W. Bush 6Wilson* 3 Kennedy 3 Clinton 1Harding 0 L.B. Johnson 2 G.W. Bush 2Obama 2*Married twice Source: The World Almanac and Book of Facts 2011a. Construct a relative frequency histogram to describethe data. How would you describe the shape of thisdistribution? b. Calculate the mean and the standard deviation forthe data set.c. Construct the intervals x s, x 2s, and x 3s.Find the percentage of measurements falling intothese three intervals and compare with thecorresponding percentages given by TchebysheffsTheorem and the Empirical Rule
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