Mathematics, 03.08.2019 21:10 tts313
The weights of cars are passing over a bridge and have a mean of 3550 lb and a standard deviation of 807 lbs. assume that the weights of the cars are passing over the bridge are normally distributed. use the empirical rule to estimate the probability that a randomly-selected car going over the bridge with weight less than 945 pounds.
a. 15%
b. 2.5%
c. 99.85%
d. 1.5 %
Answers: 1
Mathematics, 21.06.2019 14:30
An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.
Answers: 2
Mathematics, 21.06.2019 19:00
Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
Answers: 2
Mathematics, 21.06.2019 23:00
Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee
Answers: 2
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