The average speeds of passenger trains travelling from Kyoto to Tokyo have been found to be normally

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The average speeds of passenger trains travelling from Kyoto to Tokyo have been found to be normally distributed with a mean of 250 km per hour and standard deviation of 30 km per hour. What is the probability that a passenger train will average:

(a) less than 200 km per hour?

(b) more than 300 km per hour?

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Business Analytics And Statistics

ISBN: 9780730363330

1st Edition

Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi

Question Posted: Jan 27, 2020 01:37 PM

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The average speeds of passenger trains travelling from Kyoto to Tokyo have been found to be normally

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