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Mathematics, 18.03.2021 02:40 alexnunez07
A mail carrier randomly inspects every 20th letter being mailed. Out
of 600 letters in the sample, 3 were open. There were 18,000 letters
being mailed. Make an inference about the number of all the letters
being mailed that were open.
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Answers: 1
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A mail carrier randomly inspects every 20th letter being mailed. Out
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