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%
Answers: 2
Mathematics, 21.06.2019 16:30
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Mathematics, 21.06.2019 21:30
Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?
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Mathematics, 22.06.2019 00:00
Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.
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Mathematics, 22.06.2019 01:30
Which represents the number of times all outcomes less than a given outcome occur? cumulative frequency relative frequency frequency cumulative relative frequency
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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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