# Think outside the box

Sam forms a 7-digit integer by arranging the digits 1, 2, 3, 4, 5, 6, and 7 in random order. What is the probability that the integer is divisible by 11?

Clarification: Present your answer in decimal form and round to the nearest three decimal places. For example, a probability of $$\frac{7}{11}$$ will be $$0.636$$.

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