Question 1
2 pts
(09.05)
At an intersection, the red light times are normally dist...
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Mathematics, 15.04.2020 20:00 sadsociety41
Question 1
2 pts
(09.05)
At an intersection, the red light times are normally distributed
with a mean time of 3 minutes and a standard deviation of 0.25
minutes. Approximately what percent of red lights last between
2.5 and 3.5 minutes? (2 points)
32%
68%
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Answers: 1
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