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Mathematics, 03.06.2021 17:30 mxwtwo
A concert has three pieces of music to be played before intermission. The time taken to play each piece has a normal distribution. Assume that the three times are independent of each other. The mean times are 15, 30, and 20 min, respectively, and the standard deviations are 1, 2, and 1.5 min, respectively. What is the probability that this part of the concert takes at most 1 h
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A concert has three pieces of music to be played before intermission. The time taken to play each pi...
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