subject
Mathematics, 10.07.2019 13:30 alyssalefeber

Number of passengers who arrive at the platform in an amtrack train station for the 2 pm train on a saturday is a random variable with a mean of 180 and a standard deviation of 25. a. with what probability can we assert that there will be between 80 and 280 passengers? b. with what probability can we assert that there will be between 130 and 230 passengers?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 21:00
Joanie watched 1 out of three of a movie in the morning
Answers: 1
question
Mathematics, 21.06.2019 23:30
Asinusoidal function whose frequency is 1/6pi
Answers: 2
question
Mathematics, 22.06.2019 03:00
The formula for finding volume of a cone 1/3pi x r^2h. the volume of a cone is 300 cm^3 and the height of the cone is 10 what is the approximate radius of the cone
Answers: 1
question
Mathematics, 22.06.2019 03:30
How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge
Answers: 3
You know the right answer?
Number of passengers who arrive at the platform in an amtrack train station for the 2 pm train on a...
Questions
question
Mathematics, 05.12.2020 02:40
question
Mathematics, 05.12.2020 02:40
question
Mathematics, 05.12.2020 02:40
question
Mathematics, 05.12.2020 02:40
question
Mathematics, 05.12.2020 02:40
Questions on the website: 13722359