Thirty pieces of structural timber of the same dimensions were subjected to an increasing lateral force until they broke. The measured force in pounds required to break them is given in the following list. Plot the absolute frequency histogram. Try bin widths of 50, 100, and 200 lb. Which gives the most meaningful histogram? Try to find a better value for the bin width.

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243 236 389 628 143 417 205 404 464 605 137 123 372 439 497 500 535 577 441 231 675 132 196 217 660 569 865 725 457 347