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A typist at a constant speed of 65 words per minute makes a mistake in any particular word with probability 0.06, independently...Asked by Jon
A typist at a constant speed of 65 words per minute makes a mistake in any particular word with probability 0.06, independently from word to word. Each incorrect word must be corrected, a task which takes 14 seconds per word. Find the mean of the time (in seconds, round-off to an integer) it takes to finish a 675-word passage.
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