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Mathematics, 04.08.2019 02:10, Skye251
The weights of cars passing over a bridge has a mean of 3550 lb and a standard deviation of 870 lb. assume that the weights of the cars are passing over the bridge are normally distributed. what is the probability that thr weight of a randomly-selected car passing over the bridge is than 3,000 pounds.
a. 50.15%
b. 25.93%
c. 47.13%
d. 74.07%
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Answers: 2
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Mathematics, 21.06.2019 19:10, jemseidle8889
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The weights of cars passing over a bridge has a mean of 3550 lb and a standard deviation of 870 lb....
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