At an intersection, the red light times are normally distributed
with a mean time of 3 minutes...
![subject](/tpl/images/cats/mat.png)
Mathematics, 19.05.2020 15:28 dariagodoy8
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? (2 points)
32%
68%
95%
99.7%
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30, fireemblam101ovu1gt
An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?
Answers: 3
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00, heyyyyy117
Define the type of sequence below. 7, 14, 28, 56, 112, a. neither arithmetic nor geometric b. arithmetic c. both arithmetic and geometric d. geometric
Answers: 1
You know the right answer?
Questions in other subjects:
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 21.02.2020 02:22
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 21.02.2020 02:22
![Konu](/tpl/images/cats/istoriya.png)
History, 21.02.2020 02:22
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 21.02.2020 02:22
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 21.02.2020 02:22