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67.7% of males over the age of 50 have had a sigmoidoscopy or colonoscopy. If two males over the age of 60 are randomly selected, what is the probability that they both have had a sigmoidoscopy or colonoscopy?

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Answer:

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45.8%

Step-by-step explanation:

67.7% x 67.7% = 0.677 x 0.677 = 0.677² = 0.458329 ≈ 45.8%

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