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(8) மகிழுந்துகளின் தேவை மறுக்கப்பட்டதற்கான நாட்களுக்கான
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car hire firm bas two cars, which it hires out day by
day. The number of demands for a car on each day is
distributed as a Poisson distribution with mean 1.5.
Caleulate the proportion of days on which
() neither car is used and
the proportion of days on which some demand is
refused,
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i didn't understand your question
so, sorry
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