The following data give the number of visitors to a medium size Los Angeles library on Tuesdays, Wednesdays, and Thursdays of 10 successive weeks.
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Tuesday visitors
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721, 660, 622, 738, 820, 707, 672, 589, 902, 688
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Wednesdayvisitors
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604, 626, 744, 802, 691, 665, 711, 715, 661, 729
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Thursday visitors
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642, 480, 705, 584, 713, 654, 704, 522, 683, 708
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Are these data consistent with the hypothesis that the distributions of the number of visitors for the three days are identical?