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The amount of time, in hours, that a computer functions before breaking downis continuous random variable with exponential density functionf(x) = .01e –x/100 , x ≥ 0;f(x) = 0 x < 0. (a) What is the probability that a computer will function more than 100 hoursbefore breaking down ? (4points) (b) If there are four such computers what is the probability that at most 3 computerswill function more than 100 hours before breaking down ? (6points)
answered
Jul 23, 2020
Mathematics
college
2
votes
105k
views
A circle has a circumference of 50.24 units. What is the radius of the circle?
answered
Apr 13, 2020
Mathematics
middle-school
3
votes
229k
views
Solve for x. x4≥−8 x≥−32 x≤−32 x≤−2 x≥−2
answered
Jan 17, 2020
Mathematics
high-school
4
votes
161k
views
Select the question for the response given. Sí, voy todos los días. ¿Estás con el profesor en la escuela? ¿Es la clase de historia aburrida? ¿Vas a la escuela durante la semana? ¿Te gusta leer libros de
answered
Nov 29, 2019
Spanish
middle-school
1
vote
82.2k
views
If Damian needs to borrow money to pay for something, he needs to request which of the following?
answered
Nov 15, 2019
Mathematics
high-school
5
votes
11.0k
views
HELP ME PLEASE I NEED HELP ASAP
answered
Aug 20, 2019
Mathematics
middle-school
3
votes
233k
views
If 6 books cost 10 dollars, how much would it cost to buy 9 books?
answered
Aug 18, 2019
Mathematics
middle-school
4
votes
126k
views
The united states and the soviet union faced off in the _____ causing an increase in the size of the military.
answered
May 25, 2019
History
high-school
4
votes
89.8k
views
find the value of x and the value of y. A. x = 15, y = 10 B. x = 20, y = 50 C. x = 50, y = 10 D. x = 50, y = 20
answered
Nov 1, 2018
Mathematics
high-school
4
votes
164k
views
Define the term family therapy
answered
Sep 25, 2018
Mathematics
middle-school
5
votes
831
views
Please help me with this problem
answered
Aug 4, 2018
Mathematics
middle-school
6
votes
157k
views
The area of a rectangular vegetable patch is 42 square meters. It is 7 meters long. How wide is it?
answered
Jun 20, 2018
Mathematics
middle-school
5
votes
156k
views
How was the Sumerian Culture Spread throughout Mesopotamia
answered
Apr 18, 2018
History
high-school
7
votes
8.0k
views
How did some Americans respond to the new immigrants?
answered
Feb 20, 2018
History
high-school
1
vote
146k
views
1. Choose your favorite alternative or extreme sport skill that a beginner needs to master to successfully participate in a regulation contest of that sport. Your practice session instructions must include
answered
Dec 14, 2017
Health
high-school
5
votes
142k
views
What kind of wines is Portugal most famous for? a. Brut b. Bordeaux c. Port d. Riesling
answered
Aug 7, 2017
History
high-school
3
votes
24.0k
views
An experiment which seems to validate a hypothesis: must be correct should be repeatable by other scientists is all that is required to draw a conclusion
answered
May 27, 2017
Biology
middle-school
4
votes
209k
views
Which of the phases below are able to be compressed? a. Solid only b. Liquid only c. Gas only d. Liquid and Gas
answered
Apr 1, 2016
Biology
high-school
3
votes
216k
views
8x-y=16 Find the slope and y-intercept of the line with the given equation. Write a complete solution, showing all steps used in finding the slope and y-intercept and post it to the discussion board. What
answered
Sep 7, 2015
Mathematics
high-school
3
votes
207k
views
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