The time that it takes for a mechanic to fix a car has a uniform distribution...
The time that it takes for a mechanic to fix a car has a uniform distribution from 4 to 9 days. Find the probability that it takes the mechanic 6 or more days to fix the car.
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The time that it takes for a mechanic to fix a car has a uniform
distribution...
The time it takes a mechanic to change the oil in a car is exponentially distributed...
The time it takes a mechanic to change the oil in a car is exponentially distributed with a mean of 5 minutes. What is the probability that it will take a mechanic up to 6 minutes to change the oil?
The time that it takes for the next train to come follows a Uniform distribution with...
The time that it takes for the next train to come follows a Uniform distribution with f(x) =1/25 where x goes between 6 and 31 minutes. Round answers to 4 decimal places when possible. This is a Correct distribution. It is a Correct distribution. The mean of this distribution is 18.50 Correct The standard deviation is Incorrect Find the probability that the time will be at most 28 minutes. Incorrect Find the probability that the time will be between 12...
show work please 12. The time it takes a mechanic to change oil has an exponential...
show work please
12. The time it takes a mechanic to change oil has an exponential distribution with mean 20· +' a) Set up an integral to find P(15 < X < 25), then evaluate the integral.+ 4 b) Find the 40th percentile
4. The time (in minutes) that it takes a mechanic to change oil has an exponential...
4. The time (in minutes) that it takes a mechanic to change oil has an exponential distribution with mean 25 a) Find PX22), P(X> 15), and P(15 <X<22) b) Find the median.
The time it takes to preform a task has a continuous uniform distribution between 43 min...
The time it takes to preform a task has a continuous uniform distribution between 43 min and 57 min. What is the the probability it takes between 51.4 and 54.5 min. Round to 4 decimal places. P(51.4 < X < 54.5) can you explain this too please
The time it takes you to eat breakfast in the morning follows a Uniform distribution, and...
The time it takes you to eat breakfast in the morning follows a Uniform distribution, and ranges from 5-12 minutes. A. What is the probability that it will take you between 6 and 7 minutes? B. What is the probability that it will take you between 6 and 11 minutes? Please explain with detail.
A study of the amount of time it takes a mechanic to rebuild the transmission for...
A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time exceeds 8.1 hours
A study of the amount of time it takes a mechanic to rebuild the transmission for...
A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time exceeds 8.1 hours.
A study of the amount of time it takes a mechanic to rebuild the transmission for...
A study of the amount of time it takes a mechanic to rebuild the transmission for a 2002 Cavalier shows that the mean is 4.5 hours and the standard deviation is 1.75 hours. If 64 mechanics are randomly selected, find the probability that their mean rebuild time is less than 5.25 hours. (8)
A study of the amount of time it takes a mechanic to rebuild the transmission for...
A study of the amount of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time exceeds 9.1 hours. A. 0.1046 B. 0.0069 C. 0.0046 D. 0.1285
show work please
12. The time it takes a mechanic to change oil has an exponential distribution with mean 20· +' a) Set up an integral to find P(15 < X < 25), then evaluate the integral.+ 4 b) Find the 40th percentile
4. The time (in minutes) that it takes a mechanic to change oil has an exponential distribution with mean 25 a) Find PX22), P(X> 15), and P(15 <X<22) b) Find the median.
A study of the amount of time it takes a mechanic to rebuild the transmission for a 2002 Cavalier shows that the mean is 4.5 hours and the standard deviation is 1.75 hours. If 64 mechanics are randomly selected, find the probability that their mean rebuild time is less than 5.25 hours. (8)
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