![subject](/tpl/images/cats/mat.png)
Mathematics, 10.12.2020 16:30 jeremytheprimerapper
The life-time in hours of a certain electrical equipment has the normal distribution with mean=80 and standard deviation=16. I. What is the probability that the equipment that the equipment lasts at least 100 hours? II. If the equipment has already lasted 88 hours, what is the conditional probability that it will last at least another 12 hours?
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:10
What is the circumference of a circle with an area of 50.24 cm²?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
What is the solution to the system of equations? y=1.5-3 y=-x
Answers: 2
You know the right answer?
The life-time in hours of a certain electrical equipment has the normal distribution with mean=80 an...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/health.png)
Health, 13.10.2020 03:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2020 03:01
![question](/tpl/images/cats/en.png)
English, 13.10.2020 03:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2020 03:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 13.10.2020 03:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 13.10.2020 03:01