statistics
 0
 0
 10
 0
 0

 0
 0
posted by bobpursley
Respond to this Question
Similar Questions

Statistics
A certain airplane has two independent alternators to provide electrical power. The probability that a given alternator will fail on a 1 hour flight is .02. What is the probability that (a) both will fail? (b) Neither will fail?
asked by Jazmyne on March 24, 2009 
statistics
I cant figure this out, please explain. A certain airplane has (2) independent alternators to provide electrical power. The probablility that a given alternator will fail on a 1 hr flight is .02. What is the probability that (a)
asked by Denim on September 7, 2008 
statistics
a batch of 25 used automobile alternators contains 3 defectives. if 3 alternators are sampled at random, find the probability of the event . (a). A=[none of the defectives appear ] (b). B=[exactly two defectives appear]
asked by marlynn on October 20, 2011 
Statistics
I have 2 statistics problems that I've done and felt completely confident with them until I worked the problem a different way and got a different answer. I was wondering if you could tell me if I have the right answers or not.
asked by Lexi on October 20, 2008 
statistics
Define the concept of independent events with regards to probability. Provide an example of an event that is independent and an event that is not independent
asked by thankyou on September 7, 2014 
math
The probability that an airplane engine will fail in a transcontinental flight is 0.004. Assuming that engine failures are independent of each other, what is the probability that on a certain transcontinental flight, a fourengine
asked by titi on July 3, 2017 
Physics
A wind turbine has blades that sweep an area of 2000m2. It converts the power available in the wind to electrical power with an efficiency of 50%. What is the electrical power generated if the wind speed is 10msâ€“1? (The density
asked by Me on June 3, 2014 
physics
A 120V motor has mechanical power output of 3.00 hp. It is 94.0% efficient in converting power that it takes in by electrical transmission into mechanical power. Find the energy delivered to the motor by electrical transmission
asked by blast on August 18, 2010 
Physics
A power plant burns coal and generates an average of 630.0 MW of electrical power while discharging 1058.40 MW as waste heat. Find the total electrical energy generated by the plant in a 30day period.
asked by Nika on January 6, 2014 
Physics
A 120V motor has mechanical power output of 2.00 hp. It is 82.0% efficient in converting power that it takes in by electrical transmission into mechanical power. (a) Find the current in the motor (b) Find the energy delivered to
asked by Jessi on October 18, 2009