subject
Mathematics, 12.12.2020 17:00 rhelia

The number of potholes in any given 1 mile stretch of freeway pavement in Pennsylvania has a bell shaped distribution. This distribution has a mean of 50 and a standard deviation of 5. Using the empirical rule what is the approximate percentage of 1 mile long roadways with potholes numbering 45 and 60

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
() at a farm, animals are fed bales of hay and buckets of gain.each bale of hay is in the shape of a rectangular prism.the base side lengths 2 feet and 3 feet,and the height is 5 feet. each bucket of grain is a cylinder with diameter of 3 feet. the height of the bucket is 5 feet as the height of bale. a. which is larger in area, the rectangular base of the bale or the circular base of the bucket? explain how you know b. which is larger in volume, the bale or the bucket? explain how you know
Answers: 1
question
Mathematics, 21.06.2019 17:30
Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.
Answers: 1
question
Mathematics, 21.06.2019 20:40
Which table represents points on the graph of h(x) = 3√-x+2?
Answers: 3
question
Mathematics, 21.06.2019 20:40
Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.
Answers: 1
You know the right answer?
The number of potholes in any given 1 mile stretch of freeway pavement in Pennsylvania has a bell sh...
Questions
question
Mathematics, 22.10.2020 22:01
question
Mathematics, 22.10.2020 22:01
question
Physics, 22.10.2020 22:01