The speeds of cars on a road are approximately normally distributed with a mean 58 km hr and standard deviation 4 km hr (a) What is the probability that a randomly selected car is going between 60 and 65 km hr (b) What fraction of all cars are going slower than 52 km hr ...

a The normal distribution of car speeds with 58 and 4 is shown in Figure 720 The proba ...

The speeds of cars on a road are approximately normally distributed with a mean = 58

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The speeds of cars on a road are approximately normally distributed with a mean μ = 58 km/hr and standard deviation σ = 4 km/hr.
(a) What is the probability that a randomly selected car is going between 60 and 65 km/hr?
(b) What fraction of all cars are going slower than 52 km/hr?

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Applied Calculus

ISBN: 9781119275565

6th Edition

Authors: Deborah Hughes Hallett, Patti Frazer Lock, Andrew M. Gleason, Daniel E. Flath, Sheldon P. Gordon, David O. Lomen, David Lovelock, William G. McCallum, Brad G. Osgood, Andrew Pasquale

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Question Posted: Apr 04, 2023 01:29 AM

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The speeds of cars on a road are approximately normally distributed with a mean = 58

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a The normal distribution of car speeds with 58 and 4 is shown in Figure 720 The proba...View the full answer

Applied Calculus

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