alle Ages of Passenger Cars the average age of passenger train cars is 194 years. If the distribution of ages is normal

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alle Ages of Passenger Cars the average age of passenger train cars is 194 years. If the distribution of ages is normal

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Alle Ages Of Passenger Cars The Average Age Of Passenger Train Cars Is 194 Years If The Distribution Of Ages Is Normal 1
Alle Ages Of Passenger Cars The Average Age Of Passenger Train Cars Is 194 Years If The Distribution Of Ages Is Normal 1 (13.67 KiB) Viewed 19 times
alle Ages of Passenger Cars the average age of passenger train cars is 194 years. If the distribution of ages is normal and 22% or the cars are older than 23.3 years, find the standard deviation. Round z-value calculations to 2 decimal places and final answer to 2 decimal places The standard deviation must be years.
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