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The historical on-time percentage for Amtrak's Sunset Limited is 10 percent. In July, the train was on time 0 times in 31 runs. Hint: Use

The historical on-time percentage for Amtrak's Sunset Limited is 10 percent. In July, the train was on time 0 times in 31 runs.Hint:Use Excel to calculate the cumulative binomial probabilityP(X 0 |n= 31,

= .10). Assume= .1.

(b)Find the probability.(Round your answer to 4 decimal places.)

P(X= 0)_________

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