subject
Mathematics, 12.12.2020 15:50 janea01

At an intersection, the red light times are normally distributed with a mean time of 3 minutes and a standard deviation of 0.25 minutes. Approximately what percent of red lights last between 2.5 and 3.5 minutes?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
Which expression is equivalent to 4 square root 6 divided by 3 root 2
Answers: 1
question
Mathematics, 21.06.2019 18:00
What is the rate of change of a line that passes through (2,-5) and (6,-2)?
Answers: 2
question
Mathematics, 21.06.2019 20:30
Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?
Answers: 1
question
Mathematics, 21.06.2019 20:30
Find the zeros of each function. f(x) = 6x^2 - 7x - 20
Answers: 1
You know the right answer?
At an intersection, the red light times are normally distributed with a mean time of 3 minutes and a...
Questions
question
Biology, 06.04.2021 23:00
question
Business, 06.04.2021 23:00
question
Mathematics, 06.04.2021 23:00
question
Mathematics, 06.04.2021 23:00
question
English, 06.04.2021 23:00
Questions on the website: 13722367