(a) If you apply your breaks, what is the probability that you will brake to a stop between 12 m and 16.5 m? (b) bility that you will avoid the collision? If the only way to avoid a collision is to brake to a stop, what is the proba- (c) km/h and apply brakes to a stop, what is the probability that 2 or more friends will brake to a stop less than 17.5 m? If you give this car one at a time to 5 friends and ask them to drive 50

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Author:Amos Gilat
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For a car travelling 50 kilometers per hour (km/h), the distance
required to brake to a stop is normally distributed with mean of 15 meters (m) and a stan-
Question 2:
dard deviation of 2 m. Suppose you are driving this car and travelling 50 km/h in a resi-
dential area and a car moves abruptly into your path at a distance of 17.5 m.
(a)
If you apply your breaks, what is the probability that you will brake to a
stop between 12 m and 16.5 m?
(Б)
bility that you will avoid the collision?
If the only way to avoid a collision is to brake to a stop, what is the proba-
(c)
km/h and apply brakes to a stop, what is the probability that 2 or more friends will
If you give this car one at a time to 5 friends and ask them to drive 50
brake to a stop less than 17.5 m?
Transcribed Image Text:For a car travelling 50 kilometers per hour (km/h), the distance required to brake to a stop is normally distributed with mean of 15 meters (m) and a stan- Question 2: dard deviation of 2 m. Suppose you are driving this car and travelling 50 km/h in a resi- dential area and a car moves abruptly into your path at a distance of 17.5 m. (a) If you apply your breaks, what is the probability that you will brake to a stop between 12 m and 16.5 m? (Б) bility that you will avoid the collision? If the only way to avoid a collision is to brake to a stop, what is the proba- (c) km/h and apply brakes to a stop, what is the probability that 2 or more friends will If you give this car one at a time to 5 friends and ask them to drive 50 brake to a stop less than 17.5 m?
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