<Dl> <Dd> L = λ W (\ displaystyle L = \ lambda W) </Dd> </Dl> <Dd> L = λ W (\ displaystyle L = \ lambda W) </Dd> <P> Assume customers arrive at the rate of 10 per hour and stay an average of 0.5 hour . This means we should find the average number of customers in the store at any time to be 5 . </P> <Dl> <Dd> L = 10 ⋅ 0.5 = 5 (\ displaystyle L = 10 \ cdot 0.5 = 5) </Dd> </Dl>

Little's law average no in a system is equal to