![subject](/tpl/images/cats/mat.png)
Mathematics, 16.12.2021 03:10 econsta3
The duration of audio content on audio CDs is found to follow a normal distribution, with a mean of 82.1 minutes and a standard deviation of 6.5 minutes. If the company distributes 5.5 million CDs in one year, what is the approximate number of CDs that have content lasting less than 70 minutes?
A) 0.17 million
B) 0.45 million
C) I.7 million
D) 2.3 million
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:40
Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:50
Examine the two-step equation. − 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:10
Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
The duration of audio content on audio CDs is found to follow a normal distribution, with a mean of...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.03.2020 18:06
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 16.03.2020 18:07
![question](/tpl/images/cats/mat.png)
Mathematics, 16.03.2020 18:07
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.03.2020 18:07
![question](/tpl/images/cats/mat.png)
Mathematics, 16.03.2020 18:07
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.03.2020 18:07
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.03.2020 18:07