statistics
posted by Anonymous .
3. At a cafeteria the customers arrive at an average of 0.3 per minute. The probability
that a)exactly 2 customers arrive in a 10 minute span b)2 or more customers arrive in a 10
minute span c) one customer arrives in a 5 minute span and one customer arrives in the next
minute span is

This looks like a Poisson statistics problem.
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At a cafeteria the customers arrive at an average of 0.3 per minute. The probability that a)exactly 2 customers arrive in a 10 minute span b)2 or more customers arrive in a 10 minute span c) one customer arrives in a 5 minute span …